Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh tuan » trinh quan, trinh toan, trinh luan
tuan dung » tuan duong, tran dung, tan dung
dung cong » dung trong
hoc tien » hoc tieng, hoc hien, hoc vien
tien anh » tieng anh, tien manh, dien anh
cong san » cong tac
toan cau » toan ban, toan tap, toan tai
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 tien anh - hanh trinh tuan dung cong san ((toan cau) OR (toan cao))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc tien anh - hanh trinh tuan dung cong san ((toan cau) OR (toan cao))".
• Adding a wildcard symbol may retrieve word variants: hoc tien anh - hanh trinh tuan dung cong san ((toan cau) OR (toan cao))*.