Perhaps you should try some spelling variations:
nhieu tang » chieu sang, hieu lang, nhiet nang
chieu sach » chinh sach, chiet tach, chieu sang
hanh mang » nhanh mang, hanh trang, nhanh lang
dung cong » dung trong
cong tinh » cong trinh, cong vinh, long tinh
mang cua » manh cua, dung cua, ban cua
cua dung » cua dang, cua dong, qua dung
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 ((nhieu tang) or (chieu sach)) - hanh mang cua dung cong tinh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((nhieu tang) OR (chieu sach)) - hanh mang cua dung cong tinh toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc ((nhieu tang) or (chieu sach)) - hanh mang cua dung cong tinh toan cao*.