Update cheatsheet.en.md

03.M3P2-pedagogy/01.M3P2-structure/cheatsheet.en.md

 ---
-title: '8 broad themes'
+title: '8 main subject ereas'
 media_order: 'my-anxiety-en.jpg,viajar-en.jpg,mis-certezas-falsas-en.jpg,m3p2-circuits-LR-en.png,m3p2-8-domaines-LR-fr.png,m3p2-8-domaines-LR-es.png,paysage-v10-en.jpg,paysage-v9-es.jpg,paysage-v9-fr.jpg,planet_earth.jpg,m3p2-pathways-LR-es.png,m3p2-pathways-LR-fr.png,m3p2-pathways-LR-en.png,m3p2-8-domaines-LR-en.png,m3p2-circuits-LR-es.png,m3p2-circuits-LR-fr.png,mis-certezas-falsas-fr.jpg,viajar-fr.jpg,my-anxiety-es.jpg,mis-certezas-falsas-es.jpg'
 published: true
 routable: true