Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trinh » canh tranh, hanh chinh
cua phuong » cuu phuong, cuc phuong, luan phuong
hoc thieu » toc thieu, hoc hien
trinh cua » tinh cua, trinh luat, trinh quan
tuong dan » huong dan, tung dan, xuong dan
thong van » trong van, thong va, thong quan
trung dai » truong dai, truong dao, 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 thieu xanh - hanh trinh cua phuong ((((tuong dan) or (thong van))) or (trung dai)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh trinh cua phuong ((((tuong dan) OR (thong van))) OR (trung dai)) toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh trinh cua phuong ((((tuong dan) or (thong van))) or (trung dai)) toan cao*.