Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
hanh trung » thanh trung, hanh trang, manh trung
thong phan » thong quan, chong phap, thong van
trung tao » trung tam, trong tao, trung tai
tao thong » tao trong, giao thong, toan thong
phan tran » phan tan, pham tran, phan than
tran cau » tran chau, toan cau, ran cau

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) OR (chieu sang))) or (trieu tinh)) - hanh trung tao thong thong phan tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((chieu xanh) OR (chieu sang))) OR (trieu tinh)) - hanh trung tao thong thong phan tran cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((((chieu xanh) OR (chieu sang))) or (trieu tinh)) - hanh trung tao thong thong phan tran cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((((chieu xanh) OR (chieu sang))) or (trieu tinh)) - hanh trung tao thong thong phan tran cau*.