Perhaps you should try some spelling variations:
thong duong » tuong duong, thong dung, thong huong
hanh truong » hanh trong, anh truong, manh truong
chiet tach » chieu sach
truong cua » truong ca, truong quan, truong cao
cua thong » cua thuong, cua khong, cua tong
duong va » duong van, dung va, luong va
toan tap » toan ban
toan cao » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chinh sach) or (chiet tach)) - hanh truong cua thong duong va ((toan tap) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chinh sach) OR (chiet tach)) - hanh truong cua thong duong va ((toan tap) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: ho ((chinh sach) or (chiet tach)) - hanh truong cua thong duong va ((toan tap) or (toan cao))*.