1. 1 fill out
1. 2 find out
1. 3 fall out
1. 4 work out
1. 5 pass out
1. 6 point out
2. 1 to
2. 2 to
2. 3 on
2. 4 with
2. 5 into (?)
3. 1 memory palace
3. 2 nerve impulses
3. 3 brain abilities
3. 4 network of nerve fibres
3. 5 cognitive disorder
3. 6 infrared switch