| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] be at [art] [noun sg] of | 105 |
|
| 2 | to [be] at [art] [noun sg] of | 104 |
|
| 3 | [prep] [be] at the [noun sg] of | 101 |
|
| 4 | [prep] [be] at [art] heart of | 14 |
|
| 5 | [prep] [be] at [art] forefront of | 13 |
|
| 6 | [prep] [be] at [art] centre of | 11 |
|
| 7 | [prep] [be] at [art] end of | 10 |
|
| 8 | [prep] [be] at [art] root of | 8 |
|
| 9 | [prep] [be] at [art] mercy of | 7 |
|
| 10 | [prep] [be] at [art] top of | 6 |
|
| 11 | [prep] [be] at [art] expense of | 5 |
|
