Perhaps you should try some spelling variations:
dong trong » duong trong, dung trong, cong trong
tieu danh » dieu danh, tiep danh, thien danh
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
trong tac » trong cac, tuong tac, trong tan
tinh cua » trinh cua, sinh cua, tinh chat
cua dong » chua dong, cua cong, cua dang
tac toan » tap toan, tam toan, hach toan
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 danh - hanh tinh cua dong trong tac toan cao~.
• Adding a wildcard symbol may retrieve word variants: theo tieu danh - hanh tinh cua dong trong tac toan cao*.