Perhaps you should try some spelling variations:
cham loc » cham soc, chon loc, cham o
danh vai » danh sai, danh va, doanh van
te sach » toc sach
ly nang » ky nang, ly hang, ly vang
ty hang » ly hang, ty xang, thi hang
hieu vu » hieu va, hieu ve, hieu su
vu cham » va cham, vu kham, tu cham
va danh » va dinh, va dan, va hanh
vai cua » dai cua, hai cua, lai cua
cua tre » cua te, cuu tre, cua triet
loc va » hoc va, luc va

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) or (ty hang)) xa hoi. hieu vu cham loc va danh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((ly nang) OR (ty hang)) xa hoi. hieu vu cham loc va danh vai cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach ((ly nang) or (ty hang)) xa hoi. hieu vu cham loc va danh vai cua tre*.