| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] as far back as [num] | 17 |
|
| 2 | [vb pp] as far back as [adj] | 12 |
|
| 3 | [vb pp] as far [adv] as [num] | 11 |
|
| 4 | [vb pp] [adv] far back as [num] | 10 |
|
| 5 | [vb pp] as [adv] back as [num] | 10 |
|
| 6 | [vb pp] as [adv] back as [num] | 10 |
|
| 7 | [vb pp] as far back as [num] | 10 |
|
| 8 | [vb pp] as far back as [num] | 10 |
|
| 9 | [vb pp] as far back [subord] [num] | 10 |
|
| 10 | [vb pp] as far back [conj] [num] | 10 |
|
| 11 | [vb pp] [adv] far back as [num] | 10 |
|
| 12 | [vb pp] as far back as [num] | 10 |
|
