Hi,
May I know the OS version of your Host PC and remote PC? Are they windows system or are they MacOS?
We found there is a third party product which may help to configure Non-US English Keyboards with RDP. Please check if it helps you.
Using Non-US English Keyboards with RDP
http://docs.eggplantsoftware.com/ePF/using/epf-using-non-us-english-keyboards.htm
Please Note: The third-party product discussed here is manufactured by a company that is independent of Microsoft. We make no warranty, implied or otherwise, regarding this product's performance or reliability.
Thanks,
Eleven