Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung tac » trung tam, trung tai, trung tuan
trong tac » trong cac, tuong tac, trong tan
chi xanh » chi anh, chi danh, chi hanh
tac dung » sach dung, xay dung, tin dung
tac tuan » tac quan, ta tuan, tai tuan
tuan tai » toan tai, quan tai, tan tai
doi chi » doi khi

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

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