เนื้อเพลง ครั้งหนึ่งเราเคยรักกัน - ดา เอ็นโดรฟิน

thoe at nueai kap sing thi rao nan pen yu
khrai ko ru wa rao nan khong pai kan mai wai
thoe ru haimai wa khuan tham yangrai
nai honthang thi rao ying doen ying klai

thoe khue chuang wela thi di thisut
tae thuk thuk yang tong yut wai phiang khae ni
maimi ik laeo thi rao dai khoei mi
maimi chuang wela thi saen di

hai thoe nan dai cham wa khrang nueng rao nan khoei rak kan
rao nan khoei dai phop kan maeo man cha mot pai
nai wan nueng hak thoe bang-oen dai phop khrai
chan ko khong mai siachai ploi hai thoe pai
chan mai penrai hai thoe dai cham ao wai wa rao khoei rak kan

mai wa man cha nan thaorai yang chotcham
thuk rueang rao rawang song rao khrang kon nan
khopkhun fa thi rao dai choe kan
cha kep man wai khang nai suan luek khong huachai

hai thoe nan dai cham wa khrang nueng rao nan khoei rak kan
rao nan khoei dai phop kan maeo man cha mot pai
nai wan nueng hak thoe bang-oen dai phop khrai
chan ko khong mai siachai ploi hai thoe pai
chan mai penrai

hai thoe nan dai cham wa khrang nueng rao nan khoei rak kan
rao nan khoei dai phop kan maeo man cha mot pai
nai wan nueng hak thoe bang-oen dai phop khrai
chan ko khong mai siachai ploi hai thoe pai
chan mai penrai lae chan cha cham ao wai wa rao khoei rak kan