| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [noun sg] [vb -s] a introduction to | 8 |
|
| 2 | [det] [noun sg] [vb -s] a introduction to | 6 |
|
| 3 | this [noun sg] [vb -s] a introduction to | 6 |
|
| 4 | this [noun sg] [vb -s] a introduction to | 6 |
|
| 5 | [noun sg] [vb -s] a [adj] introduction to | 9 |
|
| 6 | [noun sg] [vb -s] a [adj] introduction to | 9 |
|
| 7 | [noun sg] [vb -s] a introduction to [noun] | 6 |
|
