Perhaps you should try some spelling variations:
thien van » thi van
cua triet » cua viet, su triet, va triet
van nang » van quang, van ban, van dong
thanh vi » thanh va, thanh ve, nhanh vi
cao hoi » co hoi, cao hoc, tao hoi
luc van » luoc van, luu van, duc van
te van » le van, te va, ve van

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

• Performing a fuzzy search may retrieve terms with similar spellings: te van ky nang ((cao hoi) OR (cau hoi)). thien van nang luc van ((thanh vi) or (hanh vi)) cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te van ky nang ((cao hoi) OR (cau hoi)). thien van nang luc van ((thanh vi) OR (hanh vi)) cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te van ky nang ((cao hoi) OR (cau hoi)). thien van nang luc van ((thanh vi) or (hanh vi)) cua triet".
• Adding a wildcard symbol may retrieve word variants: te van ky nang ((cao hoi) OR (cau hoi)). thien van nang luc van ((thanh vi) or (hanh vi)) cua triet*.