Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung tac » trung tam, trong tac, trung tai
dung cong » dung trong
cong vang » cong lang, cong quang, cong ngang
vang tuan » van tuan, vong tuan, quang tuan
khi danh » chi danh, kho danh, khao danh
tac dung » sach dung, xay dung, tin dung
tuan tai » toan tai, quan tai, tan tai

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doi khi danh - thanh trung tac dung cong vang tuan tai~.
• Adding a wildcard symbol may retrieve word variants: doi khi danh - thanh trung tac dung cong vang tuan tai*.