| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [verb] be | 1084 |
|
| 2 | is [verb] [is] | 920 |
|
| 3 | is [verb] is | 912 |
|
| 4 | is [vb pp] [be] | 820 |
|
| 5 | is [v-ing] [be] | 227 |
|
| 6 | is need [be] | 128 |
|
| 7 | is needed [be] | 128 |
|
| 8 | is [verb] are | 108 |
|
| 9 | is [verb] [am/are] | 108 |
|
| 10 | is require [be] | 90 |
|
| 11 | is required [be] | 90 |
|
| 12 | is say [be] | 55 |
|
| 13 | is do [be] | 54 |
|
| 14 | is doing [be] | 32 |
|
| 15 | is saying [be] | 31 |
|
| 16 | is happening [be] | 29 |
|
| 17 | is based [be] | 29 |
|
| 18 | is happen [be] | 29 |
|
| 19 | is base [be] | 29 |
|
| 20 | is left [be] | 24 |
|
| 21 | is leave [be] | 24 |
|
| 22 | is [verb] [being] | 23 |
|
| 23 | is [to-vb] [be] | 23 |
|
| 24 | is [verb] being | 23 |
|
| 25 | is make [be] | 22 |
|
| 26 | is done [be] | 21 |
|
| 27 | is [verb] [was/were] | 16 |
|
| 28 | is made [be] | 16 |
|
| 29 | is known [be] | 16 |
|
| 30 | is know [be] | 16 |
|
