Perhaps you should try some spelling variations:
thieu manh » hieu manh, tien manh, trieu minh
thanh tung » thanh cong
hoc thieu » toc thieu, hoc hien
lang cong » dang cong, bang cong, hang cong
cong dang » cong dong, cong dan, cong dung
dang toan » dang tran, dan toan, dung toan
toan cao » toan ban, toan tap
va lang » va nang, hoa lang

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 manh - ((thanh trung) or (thanh tung)) va lang cong dang toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu manh - ((thanh trung) OR (thanh tung)) va lang cong dang toan cao*.