Perhaps you should try some spelling variations:
vu sach » vu bach, su sach, vu khach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
ve cham » ve chat, vu cham, ve chim
va cham » va chat, va tham
han tri » han tai, van tri, thanh tri
xuc va » duc va, tuc va, luc va
va han » va phan, van han, va hanh
thiet » thieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach ky nang xa hoi. hieu ((ve cham) or (va cham)) xuc va han tri va thiet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ky nang xa hoi. hieu ((ve cham) OR (va cham)) xuc va han tri va thiet.
• Adding a wildcard symbol may retrieve word variants: vu sach ky nang xa hoi. hieu ((ve cham) or (va cham)) xuc va han tri va thiet*.