Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
luat trong » suat trong, thuat trong, luat thuong
tieu tinh » trieu tinh, tieu trinh, lieu tinh
cong tam » cong tac, cong tan, cong nam
tam toan » tap toan, tam than, pham toan
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: theo tieu tinh - canh trinh luat trong cong tam toan cau~.
• Adding a wildcard symbol may retrieve word variants: theo tieu tinh - canh trinh luat trong cong tam toan cau*.