Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
lanh tranh » canh tranh, lan tranh, hanh trinh
cong thanh » dong thanh, cong trinh, cong tan
thanh toan » thanh hoa, thanh san, tinh toan
hoc thieu » toc thieu, hoc hien
cua khong » cua phuong, cua thuong, cua cong
hua khong » hoa khong, hoac khong, phuc khong
toan ban » van ban

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 - lanh tranh ((cua khong) OR (hua khong)) cong thanh toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - lanh tranh ((cua khong) OR (hua khong)) cong thanh toan ban".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - lanh tranh ((cua khong) OR (hua khong)) cong thanh toan ban*.