Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hieu van » thien van, lieu va, hieu ve
hanh keo » hanh kem, banh keo, hanh theo
te sach » toc sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
xuc van » duc van, xuc ban, thuc van
luc van » luoc van, luu van, duc van
keo cua » keo sua, kho cua, khoe 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 ky nang xa hoi. ((hieu van) or (hieu va)) cam ((xuc van) OR (luc van)) hanh keo cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang xa hoi. ((hieu van) OR (hieu va)) cam ((xuc van) OR (luc van)) hanh keo cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang xa hoi. ((hieu van) or (hieu va)) cam ((xuc van) OR (luc van)) hanh keo cua triet".
• Adding a wildcard symbol may retrieve word variants: te sach ky nang xa hoi. ((hieu van) or (hieu va)) cam ((xuc van) OR (luc van)) hanh keo cua triet*.