Perhaps you should try some spelling variations:
thien nang » thien bang, thien dang, trien nang
cua truong » xuan truong, cac truong, xa truong
hoc thien » hoc hien, hoc thieu, hoc thiet
canh manh » lanh manh, canh tranh, cach mang
cua trung » xuan trung, cua nhung, ba trung
cong than » cong thanh, cong thang, cong tan
than phan » thanh phan, toan phan, thanh pham
phan dau » phan tu, hang 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 thien nang - canh manh ((cua truong) or (cua trung)) cong than phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thien nang - canh manh ((cua truong) OR (cua trung)) cong than phan dau*.