Perhaps you should try some spelling variations:
hang tai » hang va, dung tai
ve chat » va chat, van chat
nang xa » nang x, lang xa, nang ma
vu cham » va cham, vu kham, tu cham
han tai » nhan tai, van tai, toan tai
su sac » su sach, su cac, su xac
xuc va » duc va, tuc va, luc va
sac ky » cac ky, sai ky
thiet » thieu

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 xa hoi. hieu ((vu cham) or (ve chat)) xuc va ((han tai) OR (hang tai)) va thiet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky nang xa hoi. hieu ((vu cham) OR (ve chat)) xuc va ((han tai) OR (hang tai)) va thiet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sac ky nang xa hoi. hieu ((vu cham) or (ve chat)) xuc va ((han tai) OR (hang tai)) va thiet".
• Adding a wildcard symbol may retrieve word variants: su sac ky nang xa hoi. hieu ((vu cham) or (ve chat)) xuc va ((han tai) OR (hang tai)) va thiet*.