| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] used [prep] [adj] years | 23 |
|
| 2 | be used [prep] [adj] years | 23 |
|
| 3 | [been] used [prep] [adj] years | 21 |
|
| 4 | been used [prep] [adj] years | 21 |
|
| 5 | used [prep] [adv] [adj] years | 5 |
|
| 6 | used [prep] [adj] [prep] years | 5 |
|
| 7 | used [prep] [adj] of years | 5 |
|
| 8 | used [prep] [adj] [prep] years | 5 |
|
| 9 | used [prep] [adj] of years | 5 |
|
| 10 | used [prep] [adj] years [prep] | 15 |
|
| 11 | used [prep] [adj] years [prep] | 15 |
|
| 12 | used [prep] [adj] years in | 9 |
|
| 13 | used [prep] [adj] years in | 9 |
|
