Perhaps you should try some spelling variations:
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
cam luc » cam xuc, cau luc
va danh » va dinh, va hanh, dia danh
te sai » te bai, te lai, te hai
va cam » va cham, va cac, va cao
va dan » ca dan, va dao, va dau
cua te » cua tu

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) or (te tai)) ky nang xa hoi. hieu va cam luc ((va danh) or (va dan)) dai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sai) OR (te tai)) ky nang xa hoi. hieu va cam luc ((va danh) OR (va dan)) dai cua te.
• Adding a wildcard symbol may retrieve word variants: ((te sai) or (te tai)) ky nang xa hoi. hieu va cam luc ((va danh) or (va dan)) dai cua te*.