Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
cham xuc » cam xuc, chat xuc, cham soc
van hanh » van thanh, ban hanh, van anh
nang mai » nang ma, nang tai, lang mai
hieu va » lieu va
mai hoi » mai khoi, dai hoi, lai hoi
xuc van » duc van, luc van, xuc ban
hanh di » hanh vi, hanh de, hang di
cua tre » cua te, cuu tre, dua tren
te sach » toc sach
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: te sach y nang mai hoi. ((hieu va) OR (hieu qua)) cham xuc van hanh di ((cua tre) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang mai hoi. ((hieu va) OR (hieu qua)) cham xuc van hanh di ((cua tre) OR (cua triet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y nang mai hoi. ((hieu va) OR (hieu qua)) cham xuc van hanh di ((cua tre) or (cua triet))".
• Adding a wildcard symbol may retrieve word variants: te sach y nang mai hoi. ((hieu va) OR (hieu qua)) cham xuc van hanh di ((cua tre) or (cua triet))*.