Perhaps you should try some spelling variations:
thien van » thi van
cua triet » cua viet, su triet, va triet
nang cau » nang cao, hang cau, nang dau
luoc van » luoc can, luoc va, luc van
thanh vi » thanh va, thanh ve, nhanh vi
duc van » duc va, duc tan, duc manh
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sac ky nang cau hoi. thien van nam ((luoc van) or (duc van)) ((thanh vi) or (hanh vi)) cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky nang cau hoi. thien van nam ((luoc van) OR (duc van)) ((thanh vi) OR (hanh vi)) cua triet.
• Adding a wildcard symbol may retrieve word variants: te sac ky nang cau hoi. thien van nam ((luoc van) or (duc van)) ((thanh vi) or (hanh vi)) cua triet*.