you can add an auxiliary column C, which calculates the number of spaces-1 in the street&City-line. If the city is more then 1 word, you have to manually substract 1 or 2 of that number, try it, you'll see, so if you had there a "5" change it in a "4" or a "3"
The formulas in columns C:E, you copy them down along with your data.
If your done with adapting column C and satisfied with the result, you can select the whole range C:E, copy it and paste as values in the same place or somewhere else.
Then you filter or ... to get rid of the empty rows