Perhaps you should try some spelling variations:
thuc nhung » phuc nhung, thu nhung, thuc chung
chieu xanh » chieu sach, chieu sang, chieu tinh
trinh nhan » trinh han, trinh phan, trinh nha
thieu anh » thien anh, thien danh, thieu nhi
thuc hung » thuc chung, thuc dung, thuc cung
nhan cach » phan cac

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