| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [verb] for [adj] year | 706 |
|
| 2 | [be] used for [adj] [noun] | 584 |
|
| 3 | [be] [vb pp] for [adj] year | 532 |
|
| 4 | [be] used [prep] [adj] year | 24 |
|
| 5 | [be] used [prep] [adj] year | 24 |
|
| 6 | [be] use for [adj] year | 18 |
|
| 7 | [be] used for [adj] year | 17 |
|
