Pregnacy

Me and my partner have been trying for baby num 2 for over a year im starting to get scared thats theres something wrong as its nit happend yet i had my 1st child at 20! Is there anythn else i can do to try amd concieve wr have a good sex life i track on here also! My periods r regular i dont have no health problems neither does my partner any ideas ladies? Thnks xx