Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trinh » canh tranh, hanh chinh
trinh quan » tinh quang, trinh luat, trinh han
thanh toan » thanh hoa, thanh san, tinh toan
hoc thieu » toc thieu, hoc hien
manh toan » anh tuan, tinh toan
quan van » luan van, quan va, quan luan
van cong » van dong, van phong, phan cong

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - hanh trinh quan van cong ((manh toan) OR (thanh toan)) ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - hanh trinh quan van cong ((manh toan) OR (thanh toan)) ban".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh trinh quan van cong ((manh toan) OR (thanh toan)) ban*.