Perhaps you should try some spelling variations:
cham sac » cham soc, pham sach, cap sac
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
van anh » van thanh, tuan anh
tu sac » tu sach, tu san, tu bac
va cua » va chua, via cua, ca cua
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sac) or (tu cac)) ky nang xa hoi. hieu ve cham sac ((van anh) OR (van minh)) va cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sac) OR (tu cac)) ky nang xa hoi. hieu ve cham sac ((van anh) OR (van minh)) va cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sac) or (tu cac)) ky nang xa hoi. hieu ve cham sac ((van anh) OR (van minh)) va cua te*".