Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh quan » tinh quang, trinh luat, trinh han
chau tinh » cuu tinh, ha tinh, cua tinh
dung cong » dung trong
tan toan » tan tran, tap toan, van toan
toan ban » van ban
ho chau » ha chau, ho chu, o chau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chau tinh - hanh trinh quan ((dung cong) or (dang cong)) tan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chau tinh - hanh trinh quan ((dung cong) OR (dang cong)) tan toan ban.
• Adding a wildcard symbol may retrieve word variants: ho chau tinh - hanh trinh quan ((dung cong) or (dang cong)) tan toan ban*.