Perhaps you should try some spelling variations:
cua viet » ca viet, hoa viet, cua vat
te sach » toc sach
thi van » thi lan, thi hanh, thi nang
va hang » van hang, va nang, va lang
hang vi » hang va, hanh vi, hang di
y nang » ky nang, ly nang, v nang
cam lo » nam lo, cam ly, cam o
vi cua » vai cua, di cua
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach y nang x hoi. thi van ((cam loc) or (cam lo)) va hang vi cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang x hoi. thi van ((cam loc) OR (cam lo)) va hang vi cua viet*.