Perhaps you should try some spelling variations:
trinh toan » tinh toan, thanh toan, trinh han
nhung cong » dung cong, thong cong, hang cong
chua xang » chua nang, chuc nang, chu bang
hanh tang » hanh trang, hanh mang, hanh tung
cua nhung » va nhung
chu xang » chu bang, chuc nang, chu quang
anh tang » anh bang, anh dang, anh nang
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: chao ((chu xang) or (chua xang)) - ((hanh tang) or (anh tang)) cua nhung cong trinh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chao ((chu xang) OR (chua xang)) - ((hanh tang) OR (anh tang)) cua nhung cong trinh toan cao.
• Adding a wildcard symbol may retrieve word variants: chao ((chu xang) or (chua xang)) - ((hanh tang) or (anh tang)) cua nhung cong trinh toan cao*.