Perhaps you should try some spelling variations:
van trien » van tien, va trien, van tren
hoc hanh » hoc nhanh, hoc thanh, hoc anh
qua cham » qua hai, va cham, qua cua
nang ma » tang ma, sang ma, nang cao
qua cac » cua cac
va hanh » van hanh, va thanh, va danh
hanh y » hanh ky, anh y, hanh _
y nang » ky nang, ly nang, v nang
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hanh y nang ma hoa. hieu ((qua cham) OR (qua cac)) xuc va hanh vi van trien~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hanh y nang ma hoa. hieu ((qua cham) OR (qua cac)) xuc va hanh vi van trien".
• Adding a wildcard symbol may retrieve word variants: hoc hanh y nang ma hoa. hieu ((qua cham) OR (qua cac)) xuc va hanh vi van trien*.