Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh van
hanh tai » thanh tai, hang tai, han tai
va triet » va thiet, va trien, ve triet
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
truc va » thuc va, thuc vat, trung va
y nang » ky nang, ly nang, v nang
ve cau » ke cau, va cau, ve cac

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 y nang xa hoi. hieu ve cau truc va ((hanh vai) or (hanh tai)) va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y nang xa hoi. hieu ve cau truc va ((hanh vai) OR (hanh tai)) va triet.
• Adding a wildcard symbol may retrieve word variants: su sach y nang xa hoi. hieu ve cau truc va ((hanh vai) or (hanh tai)) va triet*.