Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
canh manh » lanh manh, canh tranh, cach mang
manh quan » manh tuan, anh quan, minh quang
quan dung » quang dung, quan duong, qua dung
dung cong » dung trong
cong van » cong vang, cong san, song van
van toan » van tuan, van tan, van thanh
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((((hien hanh) or (dieu hanh))) or (chieu tinh)) - canh manh quan dung cong van toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((((hien hanh) OR (dieu hanh))) OR (chieu tinh)) - canh manh quan dung cong van toan cau.
• Adding a wildcard symbol may retrieve word variants: ho ((((hien hanh) or (dieu hanh))) or (chieu tinh)) - canh manh quan dung cong van toan cau*.