Perhaps you should try some spelling variations:
thien hach » thien thanh, hien hanh
quang tuan » quang thanh, quan luan, quang cua
trang tuan » tran tuan, trung tuan, trong tuan
hoc thien » hoc hien, hoc thieu, hoc thiet
hung tuan » hung tran, trung tuan, hung thang
hang cong » dang cong, hang nong, bang cong
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thien hach - thanh ((((quang tuan) or (trang tuan))) or (hung tuan)) hang cong tac toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thien hach - thanh ((((quang tuan) OR (trang tuan))) OR (hung tuan)) hang cong tac toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc thien hach - thanh ((((quang tuan) or (trang tuan))) or (hung tuan)) hang cong tac toan ban*.