24 years old girl + his twin brother looking for accommodation, Geneva

Hello, I'm looking for a studio or shared flat with my twin brother. we are serious, clean, organized and respectful to others.We know how to convivide with other people, we are happy people, sociable, we like to learn and be in good relations with everybody. My brother is an artist(painting and drawing), and I just want to do my master degree in Geneva. We need a place urgently, from 23rd of january 2016. We both want to study in Geneva and we are looing for an apartment till the end of the month.  thank you.