Suggestion of another strategy: Get pregnant artificially and enjoy your time with your baby. This let’s you live half your dream and relax. Being relaxed may in turn lead to getting to know a man that wants you to be present in his life.
You are also entering an age range where men have children from previous relationships, are divorced and want a simple and happy life without many obligations. The arrangement I see is “You and I have our flaws but I like you and want to spend time with you.”