Perhaps you should try some spelling variations:
trinh luan » trinh luat, trinh quan, trinh han
hanh trinh » canh tranh, hanh chinh
hieu xanh » chieu xanh, hieu nganh, dieu hanh
hieu manh » chieu xanh, hieu nganh, dieu hanh
luan dung » lan dung, luan dong, luan hung
dung cong » dung trong
cong tinh » cong trinh, cong vinh, long tinh
toan cau » 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: cao ((hieu xanh) OR (hieu manh)) - hanh trinh luan dung cong tinh toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cao ((hieu xanh) OR (hieu manh)) - hanh trinh luan dung cong tinh toan cau*".