Perhaps you should try some spelling variations:
thieu hoang » thi hoang, tien hoang, thieu khang
hoang xa » hoang ha, hoang va, hoang xuan
van dung » van dong, xay dung
so sach » so sanh, bo sach, co sach
cuc tre » duc tre, cua tre, cuu tre
ve nam » he nam, le nam, te nam
va nam » van nam, ha nam, va nay

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 thieu hoang xa hoi. hieu ((ve nam) or (va nam)) thuc ((van dung) OR (tin dung)) tai cuc tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach thieu hoang xa hoi. hieu ((ve nam) OR (va nam)) thuc ((van dung) OR (tin dung)) tai cuc tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach thieu hoang xa hoi. hieu ((ve nam) or (va nam)) thuc ((van dung) OR (tin dung)) tai cuc tre".
• Adding a wildcard symbol may retrieve word variants: so sach thieu hoang xa hoi. hieu ((ve nam) or (va nam)) thuc ((van dung) OR (tin dung)) tai cuc tre*.