Perhaps you should try some spelling variations:
trien nang » trien nong, trien mang, thien nang
hoc trien » hoc tren, hoc tien, hoc truyen
canh manh » lanh manh, canh tranh, cach mang
cua trong » cua truong, qua trong, ca trong
cua trung » cua truong, xuan trung, cua nhung
cong tac » cong ty
tac phan » tac pham, tai phan, tac phat
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 trien nang - canh manh ((cua trong) or (cua trung)) cong tac phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc trien nang - canh manh ((cua trong) OR (cua trung)) cong tac phan dau*.