Perhaps you should try some spelling variations:
thanh hai » thanh phan, thanh hoa, thanh san
dang xay » dang van, van xay
va thanh » gia thanh, ban thanh, va tinh
hai cua » thai cua, dai cua, hoi cua
cam tuc » cam xuc, cam tu, nam thuc
hieu ve » hieu va, hieu van
sach ty » sach tu, sach thu, xach tay
lang xa » lang ha, lang van
ve cam » ve cham, ve cac, va cam
tuc va » thuc va, truc va, tuc xa
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: su ((sach ty) or (sach y)) ((lang xa) OR (dang xay)) hoi. hieu ve cam tuc va thanh hai cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su ((sach ty) OR (sach y)) ((lang xa) OR (dang xay)) hoi. hieu ve cam tuc va thanh hai cua tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su ((sach ty) or (sach y)) ((lang xa) OR (dang xay)) hoi. hieu ve cam tuc va thanh hai cua tu".
• Adding a wildcard symbol may retrieve word variants: su ((sach ty) or (sach y)) ((lang xa) OR (dang xay)) hoi. hieu ve cam tuc va thanh hai cua tu*.