practice different speaking targets ( easy onset, light contact, stretching, full mouth movment) i think there is like 7 or 8 more. These will help with breathing coordination, muscle coordiantion, which will lessen the components the speaking system has to think about it . And you would speak more fluently. Remember there is no cure to stuttering. But there is a way to control it. Normal people stutter about 5 percent of the time. Once you get it close to 5 % no one would notice