Perhaps you should try some spelling variations:
van danh » van doanh, van anh, van hanh
va thieu » va thiet, va hieu, va tieu
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
ve chao » ve chat, ve cho, ve chang
ve cham » va cham, ve chat, vu cham
danh va » doanh va, hanh va, anh va
xu van » tu van, vu van, su van
va va » va van, va vua, va vai

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 xa hoi. hieu ((ve chao) OR (ve cham)) xu van danh va va thieu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ky nang xa hoi. hieu ((ve chao) OR (ve cham)) xu van danh va va thieu".
• Adding a wildcard symbol may retrieve word variants: su sach ky nang xa hoi. hieu ((ve chao) OR (ve cham)) xu van danh va va thieu*.