| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [adv] been a [adj] | 650 |
|
| 2 | have [adv] been a [adj] | 620 |
|
| 3 | [verb] [adv] been a useful | 7 |
|
| 4 | have [adv] [be] a useful | 7 |
|
| 5 | have [adv] be a useful | 7 |
|
| 6 | have [adv] been [art] useful | 7 |
|
| 7 | have [adv] [been] a useful | 7 |
|
| 8 | have [adv] been a useful | 7 |
|
| 9 | have [adv] been a useful | 7 |
|
| 10 | have [adv] been [art] useful | 7 |
|
