| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] used for [adj] year | 17 |
|
| 2 | be used for [adj] year | 17 |
|
| 3 | been used for [adj] year | 15 |
|
| 4 | [been] used for [adj] year | 15 |
|
| 5 | used for [adj] [prep] year | 5 |
|
| 6 | used for [adj] of year | 5 |
|
| 7 | used for [adj] [prep] year | 5 |
|
| 8 | used for [adj] of year | 5 |
|
| 9 | used for [adj] year [prep] | 12 |
|
| 10 | used for [adj] year [prep] | 12 |
|
| 11 | used for [adj] year in | 6 |
|
| 12 | used for [adj] year in | 6 |
|
