richtextbox table cell does not consider blank spaces in c#

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C#3.0

C#

I am doing windows application . In that in my first form i have richtextbox and i want to paste the content of that richtextbox to my another form where i have another richtextbox and in that richtextbox i have row and column table . I can paste the content form one richtextbox to another richtextbox table cell but it dosen't consider the blank spaces bitween the first rich text it only cosider the written text in richtextbox .
please help me to paste the content of first richtextbox as it is to another richtextbox table cell ...

I have write the rtf code in first form to paste the first richtext content to another form richtextbox table cell .

Please if u do not understand my question please reply me back I'll improve my qustion style

Thanks in advance.