Help what can I do

I had a miscarriage in 2014 and 3 years later I got pregnant 2017 big I got a miscarriage on September so I got my period on the 2 of October and we r trying still I took a pregnancy test 4 day till my period it came out negative so I waited after my period passed (still no period) I just took one 5 mints ago at 9:00 and it came out negative I don’t know what to think plz help