*Check the F#m11 chord in this link > 
http://jguitar.com/chord.gif?define=2%2C0%2C2%2C2%2C0%2C0&root=F%23&chord=Minor+11th
*And also check the C#7 chord here > 
http://www.how-to-play-guitar.eu/guitar_chords/Csharp/Csharp7_Guitar_Chord.gif


Intro : Aadd9

Verse:

Dadd9
Ttaseuhage buneun hyanggiroun
      Aadd9
baram nae du bore seuchimyeon nan,
E                                     F#m11
saranghaetdeon geudae eolguri tteooreujyo   oh ~ 
Dadd9
gilgae sumeoseon ireumdo moreuneun
Aadd9
deulkkochi pil ttaejjeumen,
E                                             F#m11
gieok jeo pyeone gamchwo dun geudaega tteooreujyo 

Pre-chorus:

         Dadd9                Aadd9
My baby illa illa illa, baby illa illa illa,
     C#7
baby illa illa illa Never forget love 

Chorus:

                Dadd9
Cheossarangeun areumdawoseo
                Aadd9
cheossarangeun kkochiramnida
C#7
bomi omyeon hwaljjak pineun oh~
F#m11 
nuni busin kkoccheoreom
                Dadd9
cheossarangeun eorinaecheoreom
                Aadd9
cheossarangeun seotureumnida
           C#7             F#m11
sarangeul akkimeobsi jugo gatjil motanikka 

Dadd9           Aadd9
illa illa illa, illa illa illa,
C#7                        F#m11
illa illa illa, nauisarang good-bye 

Verse: 

Dadd9
Kkaman bamhaneure geuryeoinneun byeori
Aadd9
geudae chueok bulleoomyeon,
E                                      F#m11
oraen ilgijang sogeseo geudael kkeonaebomnida 

Pre-chorus:

        Dadd9                Aadd9
My baby illa illa illa, baby illa illa illa,
     C#7
baby illa illa illa Never forget love 

Chorus:

                Dadd9
Cheossarangeun areumdawoseo
                Aadd9
cheossarangeun kkochiramnida
C#7
bomi omyeon hwaljjak pineun oh~
F#m11 
nuni busin kkoccheoreom
                Dadd9
cheossarangeun eorinaecheoreom
                Aadd9
cheossarangeun seotureumnida 
           C#m7            F#m11
sarangeul akkimeobsi jugo gatjil motanikka
Dadd9              Aadd9              C#7
     Geuttaen eoryeoseo geuttaen mollatjyo oh~
              F#m11 
ijen al geot gateunde


Bridge:

Dadd9                 Aadd9
nan geudael geurimyeo bulleobojyo
E                    C#7
illa illa illa illa, illa illa illa 

E                     C#7
illa illa illa illa, never forget love 

Chorus:

                Dadd9
Cheossarangeun apeun geol bomyeon
                Aadd9
cheossarangeun yeolbyeongimnida
E
jeongsin eobsi arko namyeon oh~ 
F#m11
eoreuni doenikkayo
                Dadd9
cheossarangeun andoenikkayo
                Aadd9
cheossarangeun miryeonimnida
        E                    F#m11
neomuna manhi saranghaeseo gatjil motanikka

Outro:

Dadd9           Aadd9
illa illa illa, illa illa illa,
C#7                        F#m11
illa illa illa, naui sarang good-bye
Dadd9           Aadd9
illa illa illa, illa illa illa,
C#7                        F#m11               
illa illa illa, naui sarang good-bye


The tab part in verse:


e-----------------------------------------------|
B-----------------------------------------------|
G-------4\6----4p2------------------------------|
D-----------------------------------------------|
A-----------------------------------------------|
E-----------------------------------------------|

This is the way how Juniel plays it, im not so sure about the tab part though, 
Hope you enjoy playing it. (:


Juniel's official site : http://juniel.co.kr/kor_juniel/
                         http://juniel.jp/