Perhaps you should try some spelling variations:
hieu viec » nhieu viec, hieu ve, sieu viet
viec cam » viec lam, viec cua, viec va
lang ha » long ha
cam luc » cam xuc, cau luc
va hanh » van hanh, va thanh, va danh
sach o » sach lo, sach y, mach o
ha hoi » hoa hoi, ha noi, xa hoi
luc va » duc va, tuc va, loc va
di cua » doi cua, de cua, do cua

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 o) or (sac o)) lang ha hoi. hieu viec cam luc va hanh ((di cua) or (dai cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach o) OR (sac o)) lang ha hoi. hieu viec cam luc va hanh ((di cua) OR (dai cua)) te.
• Adding a wildcard symbol may retrieve word variants: tu ((sach o) or (sac o)) lang ha hoi. hieu viec cam luc va hanh ((di cua) or (dai cua)) te*.