Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
truc van » truc va, thuc van, truc ban
sach ty » sach y, sach tu, sach thu
hanh de » hanh ve, hanh kem
te sach » toc sach
hieu va » lieu va, hieu qua
ty nang » ky nang, ty xang, ty hang
tuc van » thuc van, tuc va, duc van
va cam » va cham, va cac, va cao
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 ty nang x hoi. hieu va cam ((tuc van) or (truc van)) ((hanh de) or (hanh vi)) cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang x hoi. hieu va cam ((tuc van) OR (truc van)) ((hanh de) OR (hanh vi)) cua triet.
• Adding a wildcard symbol may retrieve word variants: te sach ty nang x hoi. hieu va cam ((tuc van) or (truc van)) ((hanh de) or (hanh vi)) cua triet*.