| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [art] [adj] period [prep] | 41 |
|
| 2 | [v-ing] [art] [adj] period [prep] | 38 |
|
| 3 | [v-ing] a [adj] period [prep] | 32 |
|
| 4 | [v-ing] [art] [adj] period of | 24 |
|
| 5 | [v-ing] [art] [adj] period of | 24 |
|
| 6 | following [art] [adj] period [prep] | 9 |
|
| 7 | [v-ing] the [adj] period [prep] | 7 |
|
| 8 | covering [art] [adj] period [prep] | 5 |
|
| 9 | [v-ing] [art] brief period [prep] | 5 |
|
| 10 | [v-ing] [art] brief period [prep] | 5 |
|
