Perhaps you should try some spelling variations:
phuong tuong » phong tuong, phuong duong, phuong luong
thanh truong » thanh trung, thanh thuong, thanh tung
truong cac » truong cao, trong cac, truong ca
cac phuong » cac truong
tuong dan » huong dan, tung dan, xuong dan
chi sach » chinh sach, chieu sach, co sach
khan cap » khan ap, than cap, khoan cam
khoan va » doan va, khoa ma, nhan va
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi sach - thanh truong cac phuong tuong dan ((khan cap) or (khoan va))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi sach - thanh truong cac phuong tuong dan ((khan cap) OR (khoan va)).
• Adding a wildcard symbol may retrieve word variants: doi chi sach - thanh truong cac phuong tuong dan ((khan cap) or (khoan va))*.