Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
tu cach » tu cac
tu sach » thu sach, su sach, te sach
ty nang » ky nang, ty xang, ty hang
nang xa » nang x, lang xa, nang ma
thi van » thi lan, thi hanh, thi nang
van hac » van hoc, van ha, van hai
hac duc » hoc duc, ha duc, thach duc
duc gia » quoc gia
san cua » sang cua, ban cua, dan cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu cach) or (tu sach)) ty nang xa hoi. thi van hac duc gia thanh san cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (tu sach)) ty nang xa hoi. thi van hac duc gia thanh san cua triet.
• Adding a wildcard symbol may retrieve word variants: ((tu cach) or (tu sach)) ty nang xa hoi. thi van hac duc gia thanh san cua triet*.