Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
cham xuc » cam xuc, chat xuc, cham soc
tu sach » thu sach, su sach, te sach
xuc van » duc van, luc van, vuc van
tu cham » toc cham, thi cham
hieu tu » chieu tu, hieu tuc, hien tu
tang xa » trang xa, tang ma, lang xa
ky tang » ky nang, ky dang, kho tang
di cua » dai cua, doi cua, do cua
de cua » le cua, te cua, dieu cua

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) or (thuat song)) ky tang xa hoi. hieu tu cham xuc van hanh ((di cua) OR (de cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (thuat song)) ky tang xa hoi. hieu tu cham xuc van hanh ((di cua) OR (de cua)) te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (thuat song)) ky tang xa hoi. hieu tu cham xuc van hanh ((di cua) OR (de cua)) te".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (thuat song)) ky tang xa hoi. hieu tu cham xuc van hanh ((di cua) OR (de cua)) te*.