Perhaps you should try some spelling variations:
cong thuat » trong thuat, vuong thuat, cong thuc
thuat bang » thuat ban, thuat mang, thuat nang
hoc thieu » toc thieu
bang cong » dang cong, bang song, hang cong
cong ban » cong bang, cong san, cong tan
hanh cap » hanh cac, hanh cat, hanh cad
khan cap » khan ap, than cap, khoan cam

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) or (hoc hien)) tinh - thanh cong thuat bang cong ban ((hanh cap) or (khan cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (hoc hien)) tinh - thanh cong thuat bang cong ban ((hanh cap) OR (khan cap)).
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (hoc hien)) tinh - thanh cong thuat bang cong ban ((hanh cap) or (khan cap))*.