Perhaps you should try some spelling variations:
cong thuong » hang thuong
thuong minh » thong minh, truong minh, thuong binh
phuong tin » phuong tien, thuong tin, phuong trinh
trai cong » tai cong, thai cong, tran cong
toc sach » hoc sach, doc sach, thuoc sach
sach cha » sach che, sach ha, sach cua
ke giai » kem giai, de giai, ke giao
me trai » me tri, ve trai
nha ke » kha ke, nha k2, nha xe
doan » doanh, dan, toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( toc sach nha ke giai doan phuong tin ) or ( te sach cha me trai cong thuong minh ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( toc sach nha ke giai doan phuong tin ) OR ( te sach cha me trai cong thuong minh )).
• Adding a wildcard symbol may retrieve word variants: (( toc sach nha ke giai doan phuong tin ) or ( te sach cha me trai cong thuong minh ))*.