Perhaps you should try some spelling variations:
vanh dai » van dai, vanh tai, lanh dao
vu kham » vu khanh
va vanh » va van, va danh, va hanh
su sac » su sach, su cac, su xac
sac ky » cac ky, sai ky
ve cam » ve cham, ve cac, va cam
cua te » cua tu
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sac ky nang x hoi. hieu ((ve cam) or (vu kham)) duc va vanh dai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky nang x hoi. hieu ((ve cam) OR (vu kham)) duc va vanh dai cua te.
• Adding a wildcard symbol may retrieve word variants: su sac ky nang x hoi. hieu ((ve cam) or (vu kham)) duc va vanh dai cua te*.