ถึงแม้ว่าจุดประสงค์ในการส่ง e-mail

ถึงแม้ว่าจุดประสงค์ในการส่ง e-mail and letter จะเหมือนกันคือส่งให้ถึงผู้รับแต่ทั้งe-mail and letter มีความแตกต่างกันเล็กน้อย

Results (English) 1:

Although the purpose of sending the e-mail and letter are the same is sent to a recipient, but the e-mail and letter are slightly different.

Results (English) 2:

Although the purpose of sending e-mail and letter are the same, is sent to the recipient, but the e-mail and letter are slightly different

Results (English) 3:

Although the purpose of sending e-mail and letter are the same is sent to the recipient, but the entire e-mail and letter. There is a slightly different.