Yum kum nee wai, I love you...
Took kum tee prum bohk
Mun ork ma jahk jai
Pben kum tee ying yai
Ja mee wai puer ter
Hai oon jai took keun wun
Muer rao pobe jer
Mai thong tahm leree suk kum neung
Thae chun ja bohk ter eng
* I love you, yum kum nee ao wai
Hai ter duay hua jai
I love you, yum kum nee took wun
Thor therm pbai hai gun
Hai ruk kong chun them jai ter
(Hai ruk kong chun doo lae ter)
Ruk nun tee krai wah
Ta bohk gun boy pbai
Mun doo mai ying yai
Thae chun mai keree care
Muer wahn nee bohk ruk ter mahk
Wun nee mahk gwa muer wahn
Lae proong nee ja ying mahk gwa
Ja bohk wah ruk took wun

There are the lyrics. If you'd like the translations, here's a link to Bazoo Online where you will translations to
Yum Kum Nee and other Bazoo songs. Enjoy!