| for pregnancy | 2 | purpose |
| aside from omega-3 | 2 | other |
| in turn | 2 | temporal |
| seafood → contain → selenium | 10 |
| seafood → provide → selenium | 9 |
| seafood → have → selenium | 4 |
| negative | neutral | positive |
| 0.091 | 0.444 | 0.465 |
| Raw frequency | 23 |
| Normalized frequency | 0.385 |
| Modifier score | 0.500 |
| Perplexity | 46.342 |