Perhaps you should try some spelling variations:
phan thanh » pham thanh, ban thanh, van thanh
chieu sach » chinh sach, chiet tach, chieu sang
dong thanh » truong thanh
hieu manh » chieu xanh, hieu nganh, dieu hanh
thanh van » thanh san, thanh toan, thanh phan
vung dong » cong dong
thanh han » thanh phan, thanh nhan, thanh hang
van vung » van vuong, van dung, van hung
han tap » han tai, toan tap, nhan tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc ((hieu manh) or (chieu sach)) - phan thanh van vung dong thanh han tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((hieu manh) OR (chieu sach)) - phan thanh van vung dong thanh han tap.
• Adding a wildcard symbol may retrieve word variants: doc ((hieu manh) or (chieu sach)) - phan thanh van vung dong thanh han tap*.