| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been a [adj] [noun] | 1383 |
|
| 2 | has [been] a [adj] [noun sg] | 1373 |
|
| 3 | has [been] a major [noun] | 103 |
|
| 4 | has [been] a great [noun] | 90 |
|
| 5 | has [been] a [adj] increase | 82 |
|
| 6 | has [been] a [adj] increase | 82 |
|
| 7 | has [been] a good [noun] | 42 |
|
| 8 | has [been] a [adj] deal | 37 |
|
| 9 | has [been] a [adj] deal | 37 |
|
| 10 | has [been] a steady [noun] | 37 |
|
| 11 | has [been] a [adj] success | 33 |
|
| 12 | has [been] a [adj] success | 33 |
|
| 13 | has [been] a significant [noun] | 32 |
|
| 14 | has [been] a long [noun] | 31 |
|
| 15 | has [been] a considerable [noun] | 30 |
|
| 16 | has [been] a [adj] factor | 30 |
|
| 17 | has [been] a [adj] factor | 30 |
|
| 18 | has [been] a [adj] decline | 29 |
|
| 19 | has [been] a [adj] decline | 29 |
|
| 20 | has [been] a [adj] growth | 28 |
|
| 21 | has [been] a [adj] growth | 28 |
|
| 22 | has [been] a big [noun] | 28 |
|
| 23 | has [been] a growing [noun] | 27 |
|
| 24 | has [been] a marked [noun] | 26 |
|
| 25 | has [been] a [adj] time | 25 |
|
| 26 | has [been] a [adj] time | 25 |
|
| 27 | has [been] a substantial [noun] | 23 |
|
| 28 | has [been] a dramatic [noun] | 22 |
|
| 29 | has [been] a key [noun] | 20 |
|
| 30 | has [been] a [adj] amount | 20 |
|
