Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh dan » thanh san, thanh van, thanh dat
thien van » thi van
nang tai » hang tai, tang tai, sang tai
tai khoi » tai khoa, mai khoi, tao khoi
ty nang » ky nang, ty xang, ty hang
so sach » so sanh, bo sach, co sach
van cam » van nam, van lam, van cau
dan cua » dan ca, ban cua, dai cua
su sach » vu sach
luc 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) OR (so sach)) ty nang tai khoi. thien van cam ((luc va) or (duc va)) thanh dan cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (so sach)) ty nang tai khoi. thien van cam ((luc va) OR (duc va)) thanh dan cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sach) OR (so sach)) ty nang tai khoi. thien van cam ((luc va) or (duc va)) thanh dan cua triet".
• Adding a wildcard symbol may retrieve word variants: ((su sach) OR (so sach)) ty nang tai khoi. thien van cam ((luc va) or (duc va)) thanh dan cua triet*.