Perhaps you should try some spelling variations:
thuc dang » thuoc dang, thuc dan, thuc dung
dang hanh » dang thanh, ban hanh, dang van
nang xa » nang x, lang xa, nang ma
vu sac » vu sach, vu san, va sac
sac ky » cac ky, sai ky
ve nam » he nam, va nam, te nam
le nam » he nam, le na, te nam
vi cua » vai cua, di cua
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 sac ky nang xa hoi. hieu ((ve nam) or (((le nam) or (ly nam)))) thuc dang hanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sac ky nang xa hoi. hieu ((ve nam) OR (((le nam) OR (ly nam)))) thuc dang hanh vi cua te.
• Adding a wildcard symbol may retrieve word variants: vu sac ky nang xa hoi. hieu ((ve nam) or (((le nam) or (ly nam)))) thuc dang hanh vi cua te*.