Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
manh trung » manh tung, thanh trung, manh hung
hoc thieu » toc thieu, hoc hien
trung kha » trung khoa, trung ha, truong khoa
nang cong » nang song, bang cong, hang cong
dang cong » dung cong
van quan » van ban
quan ban » quang ban, qua ban, quan van

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 - manh trung kha ((nang cong) or (dang cong)) van quan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - manh trung kha ((nang cong) OR (dang cong)) van quan ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - manh trung kha ((nang cong) or (dang cong)) van quan ban*.