| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] has been [v-ing] for [art] | 18 |
|
| 2 | [noun sg] has [been] [v-ing] for a | 9 |
|
| 3 | [noun sg] has [been] [v-ing] for the | 6 |
|
