Perhaps you should try some spelling variations:
chat huu » pham huu
hanh noi » ha noi, hanh vi, nang noi
ve triet » va trien, su triet
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
hieu vu » hieu va, hieu ve, hieu su
vu chat » va chat, ve chat, du chat
huu van » cuu van, huu han, luu van
hanh gi » hanh vi, danh gia, hanh tai
y nang » ky nang, ly nang, v nang

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach y nang xa hoi. hieu vu chat huu van ((hanh gi) or (hanh noi)) ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y nang xa hoi. hieu vu chat huu van ((hanh gi) OR (hanh noi)) ve triet.
• Adding a wildcard symbol may retrieve word variants: tu sach y nang xa hoi. hieu vu chat huu van ((hanh gi) or (hanh noi)) ve triet*.