Perhaps you should try some spelling variations:
tranh hoa » thanh hoa, trinh hoa, tranh ha
dan cong » dang cong, van cong, dan dong
cong tan » cong tac, cong san, cong thanh
toan ban » van ban
toan tai » toan tap, doanh tai, von tai
toan cao » toan tap
ha tinh » va tinh, may tinh
ho ha » pho ha, ho hap, o ha

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ha tinh - canh tranh hoa dan cong tan ((((toan ban) or (toan tai))) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ha tinh - canh tranh hoa dan cong tan ((((toan ban) OR (toan tai))) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: ho ha tinh - canh tranh hoa dan cong tan ((((toan ban) or (toan tai))) or (toan cao))*.