| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [prep] a [adj] [noun sg] | 4371 |
|
| 2 | be heading [prep] a [noun sg] | 44 |
|
| 3 | heading [prep] a [adj] [noun sg] | 41 |
|
| 4 | be heading [prep] a [adj] | 35 |
|
| 5 | be heading [prep] [adj] [noun sg] | 8 |
|
