Thanks for your query,based on the facts that you have posted it appears that you have what is called as Oligospermia
meaning there by that your sperm count
is low compared to WHO standards
Presemnce of pus cells (12-14) is suggestive of infection either of seminal vesicle
Please take broad spectrum antibiotics like Augmentin or Doxycyclin twice daily for 4 weeks and repeat your semen analysis
to see the status of infection,
Get the prescription of medicines from your family Physician.