Perhaps you should try some spelling variations:
thieu bien » thieu nien, tieu bieu, hien bien
cua viet » ca viet, hoa viet, cua vat
va thanh » ban thanh, va tinh, le thanh
bien cac » vien cac, dien cac, bien ca
sach ty » sach y, sach tu, sach thu
cac xuc » cam xuc, cac nuoc, chat xuc
nang xa » lang xa, nang ma, mang xa
te sach » toc sach
de cua » le cua, te cua, dieu 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 ty ((nang xa) or (nang x)) hoi. thieu bien cac xuc ((va thanh) OR (gia thanh)) de cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty ((nang xa) OR (nang x)) hoi. thieu bien cac xuc ((va thanh) OR (gia thanh)) de cua viet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty ((nang xa) or (nang x)) hoi. thieu bien cac xuc ((va thanh) OR (gia thanh)) de cua viet".
• Adding a wildcard symbol may retrieve word variants: te sach ty ((nang xa) or (nang x)) hoi. thieu bien cac xuc ((va thanh) OR (gia thanh)) de cua viet*.