Perhaps you should try some spelling variations:
cham xuc » cam xuc, chat xuc, cham soc
cau tren » cu tren, dau tren, cau treo
van hanh » van thanh, ban hanh, van anh
su sach » so sach, vu sach
va hanh » va thanh, va danh, ban hanh
ca tren » cu tren, la tren, co tren
sach ty » sach y, sach tu, sach thu
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
nang co » nang cao, nang doc, nang noi
ty nang » ky nang, ty xang, ty hang
co hoi » co hoc, co loi

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ty nang co hoi. hieu ve cham xuc ((va hanh) or (van hanh)) vai ((cau tren) or (ca tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty nang co hoi. hieu ve cham xuc ((va hanh) OR (van hanh)) vai ((cau tren) OR (ca tren)).
• Adding a wildcard symbol may retrieve word variants: su sach ty nang co hoi. hieu ve cham xuc ((va hanh) or (van hanh)) vai ((cau tren) or (ca tren))*.