Perhaps you should try some spelling variations:
cua truong » xuan truong, cac truong, xa truong
thieu nang » thien nang, thieu khang, thieu quang
cong thang » cong thanh, cang thang, cong thong
thang phan » thanh phan, thong phan, than phan
canh manh » lanh manh, canh tranh, cach mang
cua trung » xuan trung, cua nhung, ba trung

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu nang - canh manh ((cua trung) or (cua truong)) cong thang phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu nang - canh manh ((cua trung) OR (cua truong)) cong thang phan tu*.