Perhaps you should try some spelling variations:
tieu trinh » tien trinh, tien thinh, trieu tinh
hanh trinh » canh tranh, hanh chinh
trinh quan » tinh quang, trinh luat, trinh han
trinh toan » tinh toan, trinh han, trinh hoa
thanh toan » thanh hoa, thanh san, tinh toan
quan hang » quan hoang, quan lang, quan hanh
hang cong » dang cong, hang nong, bang cong

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

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