Perhaps you should try some spelling variations:
pham thuc » phap thuc, pham chuc, nham thuc
thanh hai » thanh phan, thanh hoa, thanh san
cham tuc » nham thuc, tham thuc, cham soc
va thanh » gia thanh, ban thanh, va tinh
hai cuu » hai cua, hai chu, hai cuc
sach ky » sach y, sach ty, sach kem
hieu ve » hieu va, hieu van
lang xa » lang ha, dang xay, lang van
cuu tre » cua tre, cau tren, cau treo
sac ky » cac ky, sai ky

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 (sac ky)) lang xa hoi. hieu ve ((cham tuc) OR (pham thuc)) va thanh hai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ky) OR (sac ky)) lang xa hoi. hieu ve ((cham tuc) OR (pham thuc)) va thanh hai cuu tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach ky) or (sac ky)) lang xa hoi. hieu ve ((cham tuc) OR (pham thuc)) va thanh hai cuu tre*".