Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh cua » tinh cua, trinh luat, trinh quan
hang cong » dang cong, hang nong, bang cong
chi xanh » chi anh, chi danh, chi hanh
san than » sang than, san thanh, ban than
than cau » toan cau, phan cau, than cap
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi xanh - hanh trinh cua ((trong cong) or (hang cong)) san than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - hanh trinh cua ((trong cong) OR (hang cong)) san than cau*.