Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
trinh toan » tinh toan, thanh toan, trinh han
dien nang » den nang, bien nang, dien nong
hoc dien » hoc hien, hoc vien, hoc dieu
tranh va » tranh van, trang va, trinh va
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: hoc dien nang - canh tranh va nhung cong trinh toan cau~.
• Adding a wildcard symbol may retrieve word variants: hoc dien nang - canh tranh va nhung cong trinh toan cau*.