Taurus natives often scare people away when they start showing their possessive nature. They are helicopter partners, always hovering above their significant other, controlling their life to make it fit into the framework that Taurus has created.
Stop treating people like they are your property. Give them room to breathe freely, to feel in control of their own lives, and you will see them relax and even become closer to you. Your ways are not necessarily the best ones. Learn to listen and, most importantly, hear what your partner says.