Robilova Sharofatxon Mamajonovna, Erkinjonova Sharofatxon Maqsudjon qizi. INCREASING COMPETENCE OF SPEED-STRENGTH QUALITIES IN PHYSICAL TRAINING OF VOLLEYBALL PLAYERS IMPROVING THE COMPETENCE OF SPEED-STRENGTH QUALI TIES IN THE PHYSICAL TRAINING OF VOLLEYBALL PLAYERS. International journal of Science and Technology. Published online May 29, 2024:1049-1053. doi:10.1808/skphxw31