Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
trinh hoa » trinh do, trinh han
hoa trong » hoc trong, dot trong, hoa cong
minh toan » tinh toan, minh tuan, hinh toan
manh toan » thanh toan, anh tuan, tinh toan
theo cuu » theo chu, thao cua, theo yeu
khao cuu » cham cuu, chao chu, kho cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo cuu) or (khao cuu)) tinh - canh trinh hoa trong cong ((minh toan) or (manh toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo cuu) OR (khao cuu)) tinh - canh trinh hoa trong cong ((minh toan) OR (manh toan)) cau.
• Adding a wildcard symbol may retrieve word variants: ((theo cuu) or (khao cuu)) tinh - canh trinh hoa trong cong ((minh toan) or (manh toan)) cau*.