Perhaps you should try some spelling variations:
thanh trung » thanh tung
trinh toan » tinh toan, thanh toan, trinh han
theo lieu » theo tieu, theo chieu, theo yeu
lieu tinh » trieu tinh, diep tinh, bien tinh
cua dong » chua dong, cua cong, cua dang
qua dung » quang dung, su dung, qua song
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 lieu tinh - thanh trung ((cua dong) or (qua dung)) cong trinh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo lieu tinh - thanh trung ((cua dong) OR (qua dung)) cong trinh toan cao.
• Adding a wildcard symbol may retrieve word variants: theo lieu tinh - thanh trung ((cua dong) or (qua dung)) cong trinh toan cao*.