Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
danh di » danh du, xanh di, danh dien
danh vi » hanh vi, dinh vi, danh va
hoc tuc » hoc thuc, hoc truc, hoc tu
sach ky » sac ky, sach y, sach kem
van hoc » van hoa
nang xa » nang x, lang xa, nang ma
sach ty » sach y, sach tu, sach thu
cuu tre » cua tre, cau tren, cau treo
tuc va » thuc va, truc va, tuc xa

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu ((sach ky) or (sach ty)) nang xa hoi. hieu van hoc tuc va ((danh vi) or (danh di)) cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu ((sach ky) OR (sach ty)) nang xa hoi. hieu van hoc tuc va ((danh vi) OR (danh di)) cuu tre.
• Adding a wildcard symbol may retrieve word variants: thu ((sach ky) or (sach ty)) nang xa hoi. hieu van hoc tuc va ((danh vi) or (danh di)) cuu tre*.