Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
xuc van » duc van, luc van, vuc van
cac xuc » cam xuc, cac nuoc, chat xuc
sach ky » sac ky, sach y, sach ty
te sach » toc sach
nang ma » tang ma, sang ma, nang cao
lang xa » lang ha, dang xay, lang van
qua cac » cua cac
te cua » le cua, de cua

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 ky ((lang xa) or (nang ma)) hoi. hieu qua cac xuc van thanh ((te cua) OR (tue cua)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky ((lang xa) OR (nang ma)) hoi. hieu qua cac xuc van thanh ((te cua) OR (tue cua)) triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky ((lang xa) or (nang ma)) hoi. hieu qua cac xuc van thanh ((te cua) OR (tue cua)) triet".
• Adding a wildcard symbol may retrieve word variants: te sach ky ((lang xa) or (nang ma)) hoi. hieu qua cac xuc van thanh ((te cua) OR (tue cua)) triet*.