MyHome default search form property fields order is based on the order from MyHome Panel >> General Tab
However, you can easily create "Custom Search Form" with some fields removed and order changed.
1. Visit /wp-admin/ >> MyHome Panel >> Custom Search Form
2. Add new form and drag and drop fields you want to display there in any order you wish
3. Then you can use this Custom Search Formon any Search Form. Edit page with Visual Composer
4. The new form will be displayed. Update page.