Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
hieu van » hieu va, thien van, lieu va
te sach » toc sach
cac xuc » cam xuc, cac nuoc, chat xuc
nang ma » tang ma, sang ma, mang may
hanh di » hanh vi, hanh de, hang di
hieu ve » hieu va
xuc van » duc van, luc van, xuc ban
di cua » dai cua, doi cua, de cua
cua tu » cua tuc, cua su, cua cu

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