Perhaps you should try some spelling variations:
thi cuu » thi cuc, thi huu, thi cu
dan thi » dang thi, tran thi, dinh thi
cac tac » cac toc, cac bac, cac dac
sach ky » sac ky, sach y, sach kem
cac tuc » cac toc, cac tu, cac nuoc
nang xa » nang x, lang xa, nang ma
sach ty » sach y, sach tu, sach thu
cuu tre » cua tre, cau tren, cau treo
va dan » ca dan, va dao, va dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((sach ky) or (sach ty)) nang xa hoi. lieu va ((cac tuc) OR (cac tac)) va dan thi cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ky) OR (sach ty)) nang xa hoi. lieu va ((cac tuc) OR (cac tac)) va dan thi cuu tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach ky) or (sach ty)) nang xa hoi. lieu va ((cac tuc) OR (cac tac)) va dan thi cuu tre*".