| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [vb pp] [adv] [prep] a | 553 |
|
| 2 | have [been] [vb pp] [adv prt] [prep] a | 375 |
|
| 3 | have [been] [vb pp] back [prep] [art] | 73 |
|
| 4 | have [been] [vb pp] back [prep] [art] | 73 |
|
| 5 | have [been] [vb pp] back [prep] a | 15 |
|
| 6 | [verb] [been] [vb pp] back [prep] a | 12 |
|
| 7 | have [been] [verb] back [prep] a | 12 |
|
| 8 | have [been] [vb pp] back [prep] a | 12 |
|
| 9 | have [be] [vb pp] back [prep] a | 12 |
|
