Perhaps you should try some spelling variations:
hieu viec » nhieu viec, hieu ve, sieu viet
van danh » van doanh, van hanh, van manh
tu sach » thu sach, su sach, te sach
hoi cua » hoi chuc
van anh » van thanh, tuan anh, van minh
cua tre » cua te, cuu tre, cua triet
lang xa » lang ha, dang xay, lang van
cac co » cac cong
y lang » o lang, _ lang, tay lang
cac lo » cac lop, cac bo, cac 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 y lang xa hoi. hieu viec ((cac lo) or (cac co)) ((van danh) OR (van anh)) hoi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y lang xa hoi. hieu viec ((cac lo) OR (cac co)) ((van danh) OR (van anh)) hoi cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach y lang xa hoi. hieu viec ((cac lo) or (cac co)) ((van danh) OR (van anh)) hoi cua tre*".