Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
doi chieu » doc hieu, doi chi, ho chieu
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
tang cua » mang cua, hang cua, tang luan
dan toan » van toan, dan than, manh toan
van tai » von tai, van tuan

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) or (doi chieu)) tinh - hanh tang cua nhung cong ((dan toan) or (van tai)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (doi chieu)) tinh - hanh tang cua nhung cong ((dan toan) OR (van tai)) cau.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (doi chieu)) tinh - hanh tang cua nhung cong ((dan toan) or (van tai)) cau*.