Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
trinh chan » trinh chuan, trinh han, trinh phan
hoc thieu » toc thieu, hoc hien
doi chieu » doi chi, ho chieu, mot chieu
tranh cua » doanh cua, manh cua
cua nhung » va nhung
doc hieu » toc thieu, hoc hien
chan tu » phan tu, han tu, chon tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) or (((doc hieu) or (hoc thieu)))) xanh - canh tranh cua nhung cong trinh chan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (((doc hieu) OR (hoc thieu)))) xanh - canh tranh cua nhung cong trinh chan tu.
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (((doc hieu) or (hoc thieu)))) xanh - canh tranh cua nhung cong trinh chan tu*.