Perhaps you should try some spelling variations:
trinh nhan » trinh han, trinh phan, trinh nha
chieu xanh » chieu sach, chieu sang, chieu tinh
dong thanh » truong thanh
hoc chieu » hoc thieu, ho chieu, hoc hien
tinh nhan » tinh than, minh nhan, ninh nhan
thuc hung » thuc chung, thuc nhung, thuc dung
cong than » cong thanh, cong thang, cong tan
phan cac » nhan cach, phan dau, phan lap

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 - ((tinh nhan) OR (trinh nhan)) thuc hung ((cong than) or (dong thanh)) phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - ((tinh nhan) OR (trinh nhan)) thuc hung ((cong than) OR (dong thanh)) phan cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu xanh - ((tinh nhan) OR (trinh nhan)) thuc hung ((cong than) or (dong thanh)) phan cac".
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - ((tinh nhan) OR (trinh nhan)) thuc hung ((cong than) or (dong thanh)) phan cac*.