Perhaps you should try some spelling variations:
thien van » thi van
thanh hai » thanh phan, thanh hoa, thanh san
hieu van » hieu va, lieu va, hieu ve
xa thanh » va thanh, ha thanh, ta thanh
sach ky » sac ky, sach y, sach kem
sach ty » sach y, sach tu, sach thu
dang xa » dang xay, lang xa, dang ha
nam tuc » nam thuc, nam truc, nam tu
hai cua » thai cua, dai cua, hoi cua
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((sach ky) OR (sach ty)) dang xa hoi. ((hieu van) or (thien van)) nam tuc xa thanh hai cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((sach ky) OR (sach ty)) dang xa hoi. ((hieu van) OR (thien van)) nam tuc xa thanh hai cua tu*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc ((sach ky) OR (sach ty)) dang xa hoi. ((hieu van) or (thien van)) nam tuc xa thanh hai cua tu*".