Perhaps you should try some spelling variations:
tang dan » tang van, tung dan, tang luan
hanh dai » hanh tai, hanh dao, vanh dai
ky tang » ky nang, ky dang, kho tang
dan hoi » dan hoc, dai hoi, van hoi
tu sai » tu bai, tu san, tu cai
xuc va » tuc va, luc va, xac va
cua te » cua tu
vu cao » cu cao, va cao
sai ky » sac ky
vu cam » vu cham, va cam, tu cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sai ky tang dan hoi. hieu ((vu cam) or (vu cao)) ((xuc va) OR (duc va)) hanh dai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sai ky tang dan hoi. hieu ((vu cam) OR (vu cao)) ((xuc va) OR (duc va)) hanh dai cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sai ky tang dan hoi. hieu ((vu cam) or (vu cao)) ((xuc va) OR (duc va)) hanh dai cua te".
• Adding a wildcard symbol may retrieve word variants: tu sai ky tang dan hoi. hieu ((vu cam) or (vu cao)) ((xuc va) OR (duc va)) hanh dai cua te*.