Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thanh vi » hanh vi, thanh va, thanh ve
sach va » sach xa, sach ha, sach dao
nang xa » nang x, lang xa, nang ma
cam cuc » cam xuc, cham cuu, pham cuc
cuc ban » cua ban, cac ban, cuu ban
su viet » so viet
va cam » va cham, va cac, va cao
vi su » va su, ve su, ki su

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((sach va) or (sach y)) nang xa hoi. lieu va cam cuc ban thanh vi su viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach va) OR (sach y)) nang xa hoi. lieu va cam cuc ban thanh vi su viet.
• Adding a wildcard symbol may retrieve word variants: tu ((sach va) or (sach y)) nang xa hoi. lieu va cam cuc ban thanh vi su viet*.