Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
trang tuan » tran tuan, trong tuan, tran xuan
trung tuan » trung thanh, trung tam, tran tuan
hoc thieu » toc thieu, hoc hien
dong cong » duong cong, dung cong, dang cong
cong tac » cong ty
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu tinh - thanh ((trang tuan) OR (trung tuan)) dong cong tac ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - thanh ((trang tuan) OR (trung tuan)) dong cong tac ((toan cau) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu tinh - thanh ((trang tuan) OR (trung tuan)) dong cong tac ((toan cau) or (toan cao))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - thanh ((trang tuan) OR (trung tuan)) dong cong tac ((toan cau) or (toan cao))*.