Perhaps you should try some spelling variations:
trong hach » trong mach, trong cach, trong hanh
thong cua » thong quan, thong tu
huong cua » dung cua
hach toan » thanh toan, manh toan
hap tinh » phap tinh, nhap tinh, ha tinh
tang cua » mang cua, hang cua, tang luan
toan tap » toan ban
ho hap » hoi nhap, hoc phap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hap tinh - hanh ((tang cua) or (((thong cua) or (huong cua)))) dung trong hach toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho hap tinh - hanh ((tang cua) OR (((thong cua) OR (huong cua)))) dung trong hach toan tap.
• Adding a wildcard symbol may retrieve word variants: ho hap tinh - hanh ((tang cua) or (((thong cua) or (huong cua)))) dung trong hach toan tap*.