Perhaps you should try some spelling variations:
sach kem » hanh kem
nang xa » nang x, lang xa, nang ma
va cham » va chat, va tham
va hanh » van hanh, va thanh, va danh
sac ky » cac ky, sai ky
soc va » hoc va, loc va, doc va
ve cua » de cua, te cua, ve cum
le cua » ly cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: su ((sach kem) or (sac ky)) nang xa hoi. lieu va cham soc va hanh ((ve cua) OR (le cua)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su ((sach kem) OR (sac ky)) nang xa hoi. lieu va cham soc va hanh ((ve cua) OR (le cua)) triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su ((sach kem) or (sac ky)) nang xa hoi. lieu va cham soc va hanh ((ve cua) OR (le cua)) triet".
• Adding a wildcard symbol may retrieve word variants: su ((sach kem) or (sac ky)) nang xa hoi. lieu va cham soc va hanh ((ve cua) OR (le cua)) triet*.