They have good internet connection, so there should be no problem doing video conversations with her. Check out if your dating site offers such services.
Even if she does not know English, you may still want to get on Skype. Handle the situation as you would with ladies from any other place. They may send some flowers or a gift over to her and you pay for it.
If she is not willing to do that you might be dealing with a scammer. If you really like the lady, you may offer her to date you. If you two take strongly to each other, why not start playing solo? This means you should be making some sorts of plans for the future.
These days most people in Russia have PCs, phones, etc. You see, you start writing to several people at once. You may plan a trip to Russia to come and actually meet in person. Distant dating should not mean your lady is not getting any presents or flowers.
There are hundreds of various dating sites, where you can meet Russian girls. There have been many cases when people would date “fake” brides from Russia.If she writes or talks too much about financial issues, problems and troubles, she might be a scammer.So, limit things to gifts or gift certificates, if you are not sure what to send over. She is out there looking for a husband, not a distant lover. So, if you two are serious about it, plan your trip over to Russia in 2 months after starting serious relations with her. My girlfriend and I have worked things out and learned a lot about one another.
You can use Google translate to try and communicate with her. If not, many larger cities in Russia have such services for foreigners. Or just use snail mail and send her a box of goodies. And do not forget to put in some presents for her family. Also include the gifts for her mother, father or siblings.