Perhaps you should try some spelling variations:
phan tinh » phan tich, phan dinh, phan kinh
trinh cua » trinh quan, trinh luan, trinh chat
tong cong » trong cong, cong cong, dung cong
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
hoc phan » hoc dan, hoc pho
tinh cua » sinh cua, tinh chat, tranh cua
toan ban » van ban
luat » luan, xuat

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc phan tinh - hanh ((((trinh cua) or (trinh luat))) or (tinh cua)) tong cong manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc phan tinh - hanh ((((trinh cua) OR (trinh luat))) OR (tinh cua)) tong cong manh toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc phan tinh - hanh ((((trinh cua) or (trinh luat))) or (tinh cua)) tong cong manh toan ban*.