Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trinh » canh tranh, hanh chinh
trinh mach » tinh mach, trinh lich, trinh minh
hoc thieu » toc thieu, hoc hien
mach canh » mach vanh, sach danh, mach benh
canh cong » hanh cong, anh cong, canh cung
cong dan » cong san, cong tan, huong dan
toan cao » toan tap
toan ban » van ban

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 xanh - hanh trinh mach canh cong dan ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh trinh mach canh cong dan ((toan cao) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh trinh mach canh cong dan ((toan cao) or (toan ban))*.