| to keep its traffic | 11 | purpose |
| in order to function | 10 | purpose |
| right away | 6 | manner |
| brain → need → energy | 58 |
| brain → require → energy | 16 |
| brain → demand → energy | 5 |
| brain → need → the energy | 5 |
| brain → work → energy | 3 |
| brain → take → energy | 3 |
| negative | neutral | positive |
| 0.225 | 0.622 | 0.153 |
| Raw frequency | 90 |
| Normalized frequency | 0.545 |
| Modifier score | 0.500 |
| Perplexity | 141.940 |