Perhaps you should try some spelling variations:
chi xanh » chi anh, chi danh, chi hanh
anh nhan » danh nhan, doanh nhan, thanh nhan
ban cong » bang cong, van cong, phan cong
cong van » cong vang, cong san, song van
doi chi » doi khi
anh han » anh phan, hanh han, anh ha
tan tap » toan tap, han tap, man tap
tan tat » ban tat, toan tap, toan tai

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 - ((anh han) or (anh nhan)) cua ban cong van ((tan tap) OR (tan tat))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - ((anh han) OR (anh nhan)) cua ban cong van ((tan tap) OR (tan tat))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chi xanh - ((anh han) or (anh nhan)) cua ban cong van ((tan tap) OR (tan tat))*".