Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
truong van » truong va, truong dai, truong cao
hoc thieu » toc thieu, hoc hien
trong van » trong cac
nang cong » nang song, dang cong, bang cong
cong toan » cong tan, cong hoan, cong tuan
thanh lap » thanh san, thanh hai, thanh van
phan lap » phan dau

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 ((truong van) or (trong van)) nang cong toan ((thanh lap) or (phan lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - thanh ((truong van) OR (trong van)) nang cong toan ((thanh lap) OR (phan lap)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - thanh ((truong van) or (trong van)) nang cong toan ((thanh lap) or (phan lap))*.