Perhaps you should try some spelling variations:
phuong thao » phuong phap, phuong thuc
dang phuong » bang phuong, dung phuong, dan phuong
hanh trang » thanh trung, canh tranh, hanh trinh
trang cua » tranh cua, tang cua, trung cua
thao toan » thuat toan, thanh toan, tap toan
cua dang » cua cong, cua ban
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: ((hoc tieng) or (hoc hien)) danh - hanh trang cua dang phuong thao toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc tieng) OR (hoc hien)) danh - hanh trang cua dang phuong thao toan cau.
• Adding a wildcard symbol may retrieve word variants: ((hoc tieng) or (hoc hien)) danh - hanh trang cua dang phuong thao toan cau*.