what language is this? ðàçðåøèòü (used in russian experts advisors).

what language is this? ðàçðåøèòü (used in russian  experts advisors). Where can I find a translator?

It is overcoding.

Use this decoder http://www.online-decoder.com/ru/ei (or any other - search in google).
The resultant text can be translated to the English using google translation.
Online text decoder
  • www.online-decoder.com
Multilingual online decoder automatically recovers text displayed in incorrect character encoding (mojibake). Supports russian, bulgarian, greek, hebrew and thai languages.
Thanks