Perhaps you should try some spelling variations:
cong phuong » cong thuong, cong huong, dong phuong
phuong thao » phuong phap, phuong thuc
hien sang » hien trang, khien bang, chieu sang
hanh mang » nhanh mang, hanh trang, nhanh lang
thao toan » thuat toan, thanh toan, tap toan
mang cua » manh cua, dung cua, ban cua
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 hien sang - hanh mang cua cong phuong thao toan cau~.
• Adding a wildcard symbol may retrieve word variants: hoc hien sang - hanh mang cua cong phuong thao toan cau*.