Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
hoc thieu » toc thieu, hoc hien
thi chieu » thi chien, thi hieu, thi hien
trung hai » trung ha, trung dai, trong hai
dang cong » dung cong
hai dang » hai bang, dai dang, hoi dang
cong sat » cong suat, cong san, cong hat
sat phan » sat nhan, vat phan, xuat phan

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 (((theo chieu) or (thi chieu)))) xanh - thanh trung hai dang cong sat phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (((theo chieu) OR (thi chieu)))) xanh - thanh trung hai dang cong sat phan tu.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (((theo chieu) or (thi chieu)))) xanh - thanh trung hai dang cong sat phan tu*.