Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
hanh dinh » thanh dinh, hinh dinh, anh dinh
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
co nhung » cho nhung, bo nhung, so nhung
cong tac » cong ty
tac tuan » tac quan, ta tuan, tai tuan
tuan cau » toan cau, quan cau, tuan cu

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 - ((hanh dinh) or (hanh tinh)) co nhung cong tac tuan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - ((hanh dinh) OR (hanh tinh)) co nhung cong tac tuan cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - ((hanh dinh) or (hanh tinh)) co nhung cong tac tuan cau*.