Wow i didnt know having everyday makes it hard too concieve!?

well my husband an i have been ttc for about 4 months now an all cycles we bd almost every day an i recently visited my doc an he said its better too give his swimmers a chance too build up again but wow 4 months an still not pregnant thats just crazy but we are going too try not bd 4 days before i ovulate than every other day bd!! hopefully it helps! fxed guess my question is anyone in the same situation?