Perhaps you should try some spelling variations:
theo chua » theo chu, ho chua, cheo cua
chua xang » chua nang, chuc nang, chu bang
dang cong » dung cong
cong tinh » cong trinh, cong vinh, long tinh
hang cua » mang cua, hang ca, huong cua
dung cua » dung luan, dung cho
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 - hanh ((hang cua) or (dung cua)) dang cong tinh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chua xang - hanh ((hang cua) OR (dung cua)) dang cong tinh toan cao.
• Adding a wildcard symbol may retrieve word variants: theo chua xang - hanh ((hang cua) or (dung cua)) dang cong tinh toan cao*.