Perhaps you should try some spelling variations:
van cham » van chat, va cham, van pham
van tham » van thanh, van tuan, van chat
sach ky » sach y, sach ty, sach kem
nang xa » nang x, lang xa, nang ma
truc va » thuc va, thuc vat, trung va
va dinh » van dinh, va kinh, va tinh
van cuu » van cau, van chu, van cu
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: toc ((sach ky) or (sac ky)) nang xa hoi. thien ((van cham) OR (van tham)) truc va dinh van cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((sach ky) OR (sac ky)) nang xa hoi. thien ((van cham) OR (van tham)) truc va dinh van cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc ((sach ky) or (sac ky)) nang xa hoi. thien ((van cham) OR (van tham)) truc va dinh van cuu tre".
• Adding a wildcard symbol may retrieve word variants: toc ((sach ky) or (sac ky)) nang xa hoi. thien ((van cham) OR (van tham)) truc va dinh van cuu tre*.