tomashqooo@Tomashqooo:~$ python Python/tcrack.py 
  File "Python/tcrack.py", line 86
    ostring2 = ostring2' -c 'station' mon0'
                            ^
SyntaxError: invalid syntax

That`s my error message when ostring2 and station are string variabiles and ' -c ' and ' mon0' is text. Please help me what`s the problem here???

You are missing + between strings.