Perhaps you should try some spelling variations:
khong phan » thong phan, khong phai, khong phap
hoc chieu » hoc thieu, ho chieu, hoc dieu
hanh manh » hanh mang, lanh manh, hoang manh
cua khong » hua khong, cua phuong, cua thuong
phan tinh » phan tich, phan dinh, phan kinh
manh cua » doanh 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 chieu) or (hoc hien)) sang - hanh manh cua khong phan tinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (hoc hien)) sang - hanh manh cua khong phan tinh toan cau.
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (hoc hien)) sang - hanh manh cua khong phan tinh toan cau*.