ตอนนี้เราจะขอเงินคืนจากเขาสำหรับเงิ

Now we will get the money back from him for the salary received from the U.S.. I'm not sure what's supposed to charge him. Please advise: I send in the invoice that you sent the bill from us several months ago.Please check the items that should be imposed on him. Please explain how these items we need to pay.

Now, we will ask for a refund from them for a salary received from States. I'm not sure which items should be collected from him. Please advice
I sent item in the invoice submitted by the company to collect from us several months ago. Please check the items that should be charged to him. Please explain whether these items, we have to pay.

Now, we will ask for a refund from his salary for the receive from Ajarn I'm not sure what are the items that should be collected from him. Please advise
I send a list of the voice that had been collected from companies you send us over the past months.Please help the check list that should be collected from him. Please explain that we have to pay for these items.