Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
cua thong » cua thuong, cua khong, cua tong
thong van » trong van, thong va, thong quan
ho chieu » theo chieu, hoc thieu, doi chieu
toan cao » toan ban, toan tap
tan cao » tao cao, tay cao, tai cao
tan ca » tan cua, tang ca, dan ca

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - hanh tranh cua thong thong van ((((tan cao) OR (tan ca))) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - hanh tranh cua thong thong van ((((tan cao) OR (tan ca))) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - hanh tranh cua thong thong van ((((tan cao) OR (tan ca))) or (toan cao))".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh tranh cua thong thong van ((((tan cao) OR (tan ca))) or (toan cao))*.