| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [verb] for years | 107 |
|
| 2 | [verb] been [verb] for years | 107 |
|
| 3 | [verb] [been] [v-ing] for years | 79 |
|
| 4 | [vb base] [been] [verb] for years | 46 |
|
| 5 | have [been] [verb] for years | 35 |
|
| 6 | [vb past] [been] [verb] for years | 30 |
|
| 7 | [verb] [been] [vb pp] for years | 28 |
|
| 8 | had [been] [verb] for years | 28 |
|
| 9 | [vb -s] [been] [verb] for years | 24 |
|
| 10 | has [been] [verb] for years | 15 |
|
| 11 | 've [been] [verb] for years | 11 |
|
| 12 | 's [been] [verb] for years | 9 |
|
| 13 | [verb] [been] try for years | 9 |
|
| 14 | [verb] [been] trying for years | 9 |
|
| 15 | [verb] [been] use for years | 7 |
|
| 16 | [verb] [been] used for years | 6 |
|
| 17 | [vb infin] [been] [verb] for years | 5 |
|
