Perhaps you should try some spelling variations:
nhieu viec » hieu viec, nhien viet
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
cua xuc » cua duc, cua tuc, cua cuc
hanh di » hanh vi, hanh de, danh di
hang di » hang doi, hang dien, hang dich
hang vi » hang va, hanh vi, khang voi
xuc va » duc va, tuc va, luc va
cua te » cua tu
x hoi » xa hoi, o hoi, x ho

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 nang x hoi. nhieu viec cua xuc va ((hanh di) or (((hang di) OR (hang vi)))) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang x hoi. nhieu viec cua xuc va ((hanh di) OR (((hang di) OR (hang vi)))) cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ky nang x hoi. nhieu viec cua xuc va ((hanh di) or (((hang di) OR (hang vi)))) cua te".
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang x hoi. nhieu viec cua xuc va ((hanh di) or (((hang di) OR (hang vi)))) cua te*.