Perhaps you should try some spelling variations:
so sach » so sanh, bo sach, co sach
nang xa » nang x, lang xa, nang ma
ve chat » va chat, van chat
va cham » va chat, va tham
xuc van » duc van, luc van, vuc van
van han » van hanh, van phan, van nhan
han tri » han tai, van tri, thanh tri
y nang » ky nang, ly nang, v nang
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: so sach y nang xa hoi. hieu ((ve chat) or (va cham)) xuc van han tri va thiet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach y nang xa hoi. hieu ((ve chat) OR (va cham)) xuc van han tri va thiet.
• Adding a wildcard symbol may retrieve word variants: so sach y nang xa hoi. hieu ((ve chat) or (va cham)) xuc van han tri va thiet*.