Perhaps you should try some spelling variations:
danh nhan » doanh nhan, thanh nhan, benh nhan
hieu van » hieu va, thien van, lieu va
van cham » van chat, van tham, va cham
cham vuc » cham soc, pham duc, cham cuu
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
van han » van hanh, van phan, van nhan
tai va » thai va, mai va, tri va
x hoi » xa hoi, o hoi, x ho

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 ky nang x hoi. hieu van cham vuc ((van han) or (danh nhan)) tai va (thiet or thieu)~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky nang x hoi. hieu van cham vuc ((van han) OR (danh nhan)) tai va (thiet OR thieu).
• Adding a wildcard symbol may retrieve word variants: su sach ky nang x hoi. hieu van cham vuc ((van han) or (danh nhan)) tai va (thiet or thieu)*.