Perhaps you should try some spelling variations:
thieu vien » thieu nien, thieu bien, thu vien
cua triet » cua viet, su triet, va triet
vien cac » vien bach, vien dai, vien da
van hanh » van thanh, ban hanh, van anh
hanh vai » hanh vi, hanh va, hanh tai
nang xa » lang xa, nang ma, mang xa
cac luc » cau luc, coc luc, cac nuoc
luc van » luoc van, luu van, duc van
vai cua » dai cua, hai cua, lai cua
te cac » tu cac, ve cac, te cao

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: te cac ky ((nang xa) or (nang x)) hoi. thieu vien cac luc van hanh vai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te cac ky ((nang xa) OR (nang x)) hoi. thieu vien cac luc van hanh vai cua triet.
• Adding a wildcard symbol may retrieve word variants: te cac ky ((nang xa) or (nang x)) hoi. thieu vien cac luc van hanh vai cua triet*.