Perhaps you should try some spelling variations:
tang lai » trang lai, tang tai, tang loi
thanh vi » hanh vi, thanh va, thanh ve
va thanh » gia thanh, ban thanh, va tinh
thu van » thuc van, thuy van, tu van
chao tu » chao xu, cho tu, cao tu
hieu su » hieu sau, tieu su, hieu so
ky tang » ky nang, ky dang, kho tang
hieu vu » hieu va, hieu ve, dieu vu
lai hoi » dai hoi, lai hoa, lai roi
cua tuc » cua duc, cua thuoc, luat tuc
cua tu » cua su, cua cu, cua te

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu van ky tang lai hoi. ((hieu vu) or (hieu su)) chao tu va thanh vi ((cua tu) OR (cua tuc))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu van ky tang lai hoi. ((hieu vu) OR (hieu su)) chao tu va thanh vi ((cua tu) OR (cua tuc)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu van ky tang lai hoi. ((hieu vu) or (hieu su)) chao tu va thanh vi ((cua tu) OR (cua tuc))".
• Adding a wildcard symbol may retrieve word variants: thu van ky tang lai hoi. ((hieu vu) or (hieu su)) chao tu va thanh vi ((cua tu) OR (cua tuc))*.