Perhaps you should try some spelling variations:
nuoc san » nuoc luan, nguoi san, nuoc quan
hanh dai » hanh tai, hanh dao, vanh dai
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
phuc va » thuc va, chuc va, thuc vat
san ky » sang ky, van ky, dan ky
ve cau » ke cau, va cau, ve cac
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: nuoc san ky nang xa hoi. hieu ve cau ((phuc va) or (phuc vu)) hanh dai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nuoc san ky nang xa hoi. hieu ve cau ((phuc va) OR (phuc vu)) hanh dai cua te.
• Adding a wildcard symbol may retrieve word variants: nuoc san ky nang xa hoi. hieu ve cau ((phuc va) or (phuc vu)) hanh dai cua te*.