Perhaps you should try some spelling variations:
cua viet » ca viet, hoa viet, cua vat
hanh tai » thanh tai, hang tai, han tai
hanh vai » hanh vi, hanh va, hanh van
hieu ve » hieu va, hieu van
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
so sanh » do sanh
nam tu » nam thu, nam thuc
y nang » ky nang, ly nang, v nang
ve nam » he nam, va nam, le nam

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