Perhaps you should try some spelling variations:
toc chinh » hoc chinh, soc chinh, tac chinh
trinh han » trinh quan
hang cong » dang cong, hang nong, bang cong
cong lang » cong vang, cong luong, cong quang
lang toan » dang toan, lang thang, lang thanh
trinh he » trinh hoa, trinh thi, trinh ky
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: toc chinh sach - canh ((trinh he) or (trinh han)) hang cong lang toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc chinh sach - canh ((trinh he) OR (trinh han)) hang cong lang toan cao*.