Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thien van » thi van
thanh vi » thanh va, thanh ve, nhanh vi
mai hoi » mai khoi, dai hoi, lai hoi
ty nang » ky nang, ty xang, ty hang
sach ty » sach y, sach tu, sach thu
van cau » van dau, van hau, van chat
cau luc » cau truc, cau phuc
su sach » so sach, vu sach
ma hoi » xa hoi, ma hoa, me hoi
luc va » duc va, tuc va, loc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ty nang ((ma hoi) or (mai hoi)). thien van cau luc va ((thanh vi) or (hanh vi)) cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty nang ((ma hoi) OR (mai hoi)). thien van cau luc va ((thanh vi) OR (hanh vi)) cua triet.
• Adding a wildcard symbol may retrieve word variants: su sach ty nang ((ma hoi) or (mai hoi)). thien van cau luc va ((thanh vi) or (hanh vi)) cua triet*.