Perhaps you should try some spelling variations:
va hanh » van hanh, va thanh, va danh
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
dai huu » dao huu, dai hau, dai thua
cam tuc » cam xuc, nam thuc, dam thuc
dai cuu » dai cua
te sai » te tai, te bai, te lai
cam tu » cam thu, nam tu, dam tu
sai ky » sac ky

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

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