Perhaps you should try some spelling variations:
hanh tai » thanh tai, hang tai, han tai
cham xuc » cam xuc, chat xuc, cham soc
va hanh » van hanh, va thanh, va danh
nang ma » tang ma, sang ma, nang cao
hieu vu » hieu va, hieu ve, dieu vu
sach ky » sac ky, sach ty, sach kem
hieu su » hieu sau, tieu su, hieu so
xuc va » duc va, tuc va, luc va
tai va » thai va, mai va, tri va
thiet » thieu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ky) OR (sach y)) nang ma hoa. ((hieu vu) OR (hieu su)) cham xuc va hanh tai va thiet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach ky) OR (sach y)) nang ma hoa. ((hieu vu) or (hieu su)) cham xuc va hanh tai va thiet~".
• Adding a wildcard symbol may retrieve word variants: tu ((sach ky) OR (sach y)) nang ma hoa. ((hieu vu) or (hieu su)) cham xuc va hanh tai va thiet*.