| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [conj] lie at the heart | 5 |
|
| 2 | [conj] lie at the heart [prep] | 6 |
|
| 3 | [conj] lie at the heart of | 6 |
|
| 4 | [conj] lie at the heart of | 6 |
|
| 5 | [conj] lie at the heart [prep] | 6 |
|
