Perhaps you should try some spelling variations:
hieu viec » nhieu viec, hieu ve, sieu viet
viec lam » viec va
thuc van » thuc dan, thuc va, thuc hanh
so sach » so sanh, bo sach, co sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang xa » nang x, lang xa, nang ma
de cua » te cua, dieu cua
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: so sach ty nang xa hoi. hieu viec lam ((thuc van) or (thuc vat)) hanh ((de cua) or (le cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ty nang xa hoi. hieu viec lam ((thuc van) OR (thuc vat)) hanh ((de cua) OR (le cua)) tre.
• Adding a wildcard symbol may retrieve word variants: so sach ty nang xa hoi. hieu viec lam ((thuc van) or (thuc vat)) hanh ((de cua) or (le cua)) tre*.