Perhaps you should try some spelling variations:
tuong tuan » trong tuan, duong tuan, vuong tuan
tuong quan » truong quan, thong quan, luong quan
duong cong » dung cong, luong cong, duong trong
chua xang » chua nang, chuc nang, chua dong
cong tinh » cong trinh, cong vinh, long tinh
chu bang » thu bang, chuc nang, chu quang
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 ((chua xang) OR (chu bang)) - manh ((tuong tuan) or (tuong quan)) duong cong tinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chua xang) OR (chu bang)) - manh ((tuong tuan) OR (tuong quan)) duong cong tinh toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chua xang) OR (chu bang)) - manh ((tuong tuan) or (tuong quan)) duong cong tinh toan cau".
• Adding a wildcard symbol may retrieve word variants: theo ((chua xang) OR (chu bang)) - manh ((tuong tuan) or (tuong quan)) duong cong tinh toan cau*.