• Concentrate around Verb
• Concentrate in Verb
• Concentrate on Verb
• Concentrate (one's) efforts towards (something)
• Concentrate (one's) focus
• Concentrate (one's) mind
• Concentrate (one's) resources
• Concentrate (someone's) attention
• Concentrate (someone's) efforts
• Concentrate (someone's) mind
• Concentrate (someone's) thoughts
• Concentrate around idea
• Concentrate around issue