Perhaps you should try some spelling variations:
cong phuong » cong thuong, cong huong, dong phuong
phuong binh » phuong trinh, phuong anh, chuong trinh
con thong » cong thong, con hong, cong thuong
dan giai » dan gian, luan giai, va giai
giai con » gian con, giai doan, giao cong
hoach va » hoach xay, hanh va, doanh va
gia cong » cua cong, va cong
te sach » toc sach
sach ha » sach nha, sach han, sach xa
ha dan » hoa dan, hat dan, ha dang
me gia » me giai, de gia, he gia
va me » va de, va le, va mo

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (( te sach ha dan giai con thong tin ) or ( thu hoach va me gia cong phuong binh ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( te sach ha dan giai con thong tin ) OR ( thu hoach va me gia cong phuong binh )).
• Adding a wildcard symbol may retrieve word variants: (( te sach ha dan giai con thong tin ) or ( thu hoach va me gia cong phuong binh ))*.