Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » dung cong, thong cong, hang cong
cong hoach » cong hoa, cong hoan, cong sach
hoach toan » hach toan
hoc chieu » hoc thieu, ho chieu, hoc hien
truong va » truong dai, truong cao, truong dao
trung va » trang va, trung ha, trung tam
toan cao » toan ban, toan tap

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 - thanh ((trung va) OR (truong va)) nhung cong hoach toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu xanh - thanh ((trung va) OR (truong va)) nhung cong hoach toan cao".
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - thanh ((trung va) OR (truong va)) nhung cong hoach toan cao*.