Perhaps you should try some spelling variations:
minh hai » minh khai, tinh hai, minh chau
manh hai » lanh hai, thanh hai, van hai
te sach » toc sach
sach ky » sac ky, sach y, sach ty
cac luc » cau luc, coc luc, cac nuoc
hieu va » lieu va
nang xa » nang x, lang xa, nang ma
luc va » duc va, tuc va, loc va
cua te » cua tu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang xa hoi. ((hieu va) OR (hieu qua)) cac luc va ((manh hai) OR (minh hai)) cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang xa hoi. ((hieu va) or (hieu qua)) cac luc va ((manh hai) OR (minh hai)) cua te~".
• Adding a wildcard symbol may retrieve word variants: te sach ky nang xa hoi. ((hieu va) or (hieu qua)) cac luc va ((manh hai) OR (minh hai)) cua te*.