Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
thanh hang » thanh hoang, thanh thang, tranh hang
trinh toan » tinh toan, thanh toan, trinh han
hoc thieu » toc thieu, hoc hien
cong cong » cong dong, trong cong, dung cong
hang cua » mang cua, hang ca, huong cua
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) or (hoc thieu)) tinh - thanh hang cua cong cong trinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (hoc thieu)) tinh - thanh hang cua cong cong trinh toan cau.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (hoc thieu)) tinh - thanh hang cua cong cong trinh toan cau*.