Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
hanh dai » hanh tai, hanh dao, vanh dai
sach ky » sach y, sach ty, sach kem
van cam » van nam, van lam, van cau
va hanh » van hanh, va thanh, va danh
sac ky » cac ky, sai ky
ma hoi » mai hoi, xa hoi, me hoi
xuc va » duc va, tuc va, luc va
dai va » mai va
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: tu ((sach ky) OR (sac ky)) nang ((ma hoi) or (ma hoa)). hieu van cam xuc va hanh dai va thiet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ky) OR (sac ky)) nang ((ma hoi) OR (ma hoa)). hieu van cam xuc va hanh dai va thiet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach ky) OR (sac ky)) nang ((ma hoi) or (ma hoa)). hieu van cam xuc va hanh dai va thiet*".