hey....i am excactly the same so i havent heaps of advise but i have sympathy....i am on my forth cycle after mc and a d@c....i have been using opks and been all over the shop...im not sure whether i have o'd at all and also been checking my cervix...first one was 28days...second was 5 days late and this one 8days early......so i have seen the dr and i am going to see my ob coz they think i might not be o'ing....and i have just started accupunture back up today.........im not sure if mines due to stress or something else....so maybe see ur dr....i have a therm but havent really been using it.....and my cervix has risen but im not sure about the cm

good luck...i hope ur get some answers soon....