| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been available [prep] [adj] [noun pl] | 12 |
|
| 2 | have [been] available for [adj] [noun pl] | 7 |
|
| 3 | have [been] available [prep] [adj] years | 6 |
|
| 4 | has [been] available [prep] [adj] [noun pl] | 6 |
|
