Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
hang dau » hang va, hang tai
te sach » toc sach
va tinh » may tinh
luu tre » luu tru, cuu tre, luy tre
sach ty » sach y, sach tu, sach thu
van cau » van dau, van hau, van chat
nang xa » nang x, lang xa, nang ma
ty nang » ky nang, ty xang, ty hang
vi luu » vi lua

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ty nang xa hoi. hieu ((van cau) or (hang dau)) xuc ((va tinh) or (ban thanh)) vi luu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang xa hoi. hieu ((van cau) OR (hang dau)) xuc ((va tinh) OR (ban thanh)) vi luu tre.
• Adding a wildcard symbol may retrieve word variants: te sach ty nang xa hoi. hieu ((van cau) or (hang dau)) xuc ((va tinh) or (ban thanh)) vi luu tre*.