Perhaps you should try some spelling variations:
nang xa » nang x, lang xa, nang ma
va danh » va dinh, va dan, va hanh
danh di » danh du, xanh di, danh dien
cua tre » cuu tre, cua triet, dua tren
vu san » va san, vu ban
san ky » sang ky, van ky, dan ky
va cam » va cham, va cac, va cai
va cao » va cac, va co, va dao
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: vu san ky nang xa hoi. hieu ((va cam) OR (va cao)) duc va danh di ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu san ky nang xa hoi. hieu ((va cam) OR (va cao)) duc va danh di ((cua tre) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu san ky nang xa hoi. hieu ((va cam) OR (va cao)) duc va danh di ((cua tre) or (cua te))".
• Adding a wildcard symbol may retrieve word variants: vu san ky nang xa hoi. hieu ((va cam) OR (va cao)) duc va danh di ((cua tre) or (cua te))*.