Perhaps you should try some spelling variations:
cham xuc » cam xuc, chat xuc, cham soc
van phan » van phong, van thanh, luan phan
sach ky » sach y, sach ty, sach kem
nang xa » nang x, lang xa, nang ma
va cham » va chat, va tham
van han » van hanh, van nhan, van hoan
sac ky » cac ky, sai ky
tai va » thai va, mai va, tri va
thiet » thieu

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)) nang xa hoi. lieu va cham xuc ((van han) or (van phan)) tai va thiet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ky) OR (sac ky)) nang xa hoi. lieu va cham xuc ((van han) OR (van phan)) tai va thiet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach ky) OR (sac ky)) nang xa hoi. lieu va cham xuc ((van han) or (van phan)) tai va thiet".
• Adding a wildcard symbol may retrieve word variants: tu ((sach ky) OR (sac ky)) nang xa hoi. lieu va cham xuc ((van han) or (van phan)) tai va thiet*.