Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thieu anh » thien anh, thien danh, thieu nhi
thuc hung » thuc chung, thuc nhung, thuc cung
thuc dung » thuoc dung, thuy dung, tuc dung
cong chan » cong nhan, cong chat, cong khan
chan nhan » chan nan, chau nhan, thanh nhan
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 dung)) cong chan 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 dung)) cong chan 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 dung)) cong chan nhan cach".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu anh) or (chieu xanh)) - tinh toan ((thuc hung) OR (thuc dung)) cong chan nhan cach*.