Last Year Im Convice But Miscarge.i Trying To Concive On

Last year im convice but miscarge.i trying to concive on feb till now but n sucess.itry last month 13 day ivf c 10000.and duphaston 20 ...33 day now im period start after spoting tab.now what i do.clomid 3..7DAY?Tell how i start tabs duphaston which i start?plzz detail answer. Im also taking glocophage 500mg and folic acid 400 mcg. .last month day 11 my follicle size was 17 so i take injection ivf c 5000 +5000 .ON DAY 13.BUT NO SUCESS i want to concive .plzzzz