Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
qua cham » qua hai, qua cac, va cham
te sach » toc sach
sach ly » sach y, sach lo, sach ty
ly nang » ky nang, ly hang, ly vang
nang xa » nang x, lang xa, nang ma
xuc va » tuc va, luc va, xac va
dan vi » doan vi, don vi, dan va
vi cua » vai cua, di cua

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 ly nang xa hoi. hieu qua cham ((xuc va) or (duc va)) dan vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ly nang xa hoi. hieu qua cham ((xuc va) OR (duc va)) dan vi cua triet.
• Adding a wildcard symbol may retrieve word variants: te sach ly nang xa hoi. hieu qua cham ((xuc va) or (duc va)) dan vi cua triet*.