Perhaps you should try some spelling variations:
trinh toan » thanh toan, trinh han, trinh quan
quan thong » quang thong, quan trong, xuan thong
thong cong » trong cong, tong cong, thong thong
chi xanh » chi anh, chi danh, chi hanh
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan cau » toan cao, toan ban, toan tap
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 - ((trinh toan) OR (tinh toan)) quan thong cong san toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chi xanh - ((trinh toan) OR (tinh toan)) quan thong cong san toan cau*".