Perhaps you should try some spelling variations:
ve triet » va trien, su triet
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
cau tuc » cau truc, cau tu, cau luc
hanh ve » hanh kem
hanh va » hang va
va cau » van cau, va cac, va dau
tuc va » thuc va, truc va, tuc xa

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 va cau tuc va ((((hanh ve) or (hanh va))) or (hanh vi)) ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang xa hoi. hieu va cau tuc va ((((hanh ve) OR (hanh va))) OR (hanh vi)) ve triet.
• Adding a wildcard symbol may retrieve word variants: te sach ky nang xa hoi. hieu va cau tuc va ((((hanh ve) or (hanh va))) or (hanh vi)) ve triet*.