Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
trinh nhan » trinh han, trinh phan, trinh nha
thuc nhung » phuc nhung, thu nhung, thuc chung
nhung cong » dung cong, thong cong, hang cong
hoc chieu » hoc thieu, ho chieu, hoc hien
nhan thuc » nhan luc, dan thuc, toan thuc
than phan » thanh phan, thanh pham, thanh nhan
toan phan » thanh phan, toan ban, hoa 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 chieu xanh - trinh nhan thuc nhung cong ((than phan) or (toan phan)) cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - trinh nhan thuc nhung cong ((than phan) OR (toan phan)) cac.
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - trinh nhan thuc nhung cong ((than phan) or (toan phan)) cac*.