| as a good group | 9 | manner |
| in africa | 7 | location |
| for national economies | 4 | transitive-object |
| cassava → be → important | 7 |
| cassava → be → important food crop | 6 |
| cassava → be of → particular importance | 4 |
| cassava → be → important food | 4 |
| cassava → be → vital | 4 |
| negative | neutral | positive |
| 0.055 | 0.472 | 0.474 |
| Raw frequency | 25 |
| Normalized frequency | 0.686 |
| Modifier score | 0.500 |
| Perplexity | 288.507 |