| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been for [det] [noun sg] | 10 |
|
| 2 | has [been] for [det] [noun sg] | 10 |
|
| 3 | has [been] for some [noun sg] | 8 |
|
| 4 | has [been] for [det] time | 8 |
|
