Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
hanh doi » thanh doi, hanh noi, hang doi
hieu van » hieu va, thien van, lieu va
sach thu » sach thue, sach tham, cach thuc
cua cau » cua cac, cua chu, cua can
van cac » van hac, van cau, van bac
xuc van » duc van, luc van, vuc van
cac xuc » cam xuc, cac nuoc, chat xuc
bang xa » lang xa, bang va, mang xa
cua cay » cua cac

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 thu) OR (sach thieu)) bang xa hoi. hieu van cac xuc van hanh doi ((cua cau) or (cua cay))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach thu) OR (sach thieu)) bang xa hoi. hieu van cac xuc van hanh doi ((cua cau) OR (cua cay)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach thu) OR (sach thieu)) bang xa hoi. hieu van cac xuc van hanh doi ((cua cau) or (cua cay))".
• Adding a wildcard symbol may retrieve word variants: te ((sach thu) OR (sach thieu)) bang xa hoi. hieu van cac xuc van hanh doi ((cua cau) or (cua cay))*.