Perhaps you should try some spelling variations:
dong thuong » cong thuong, dong thong, dung thuong
thuong minh » thong minh, truong minh, thuong binh
phuong tin » phuong tien, thuong tin, phuong trinh
thai dong » thai cong, thai long, thai muong
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 thai » le thai, phe thai, yen thai
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 thai dong 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 thai dong thuong minh )).
• Adding a wildcard symbol may retrieve word variants: (( toc sach nha ke giai doan phuong tin ) or ( te sach cha me thai dong thuong minh ))*.