| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] [adv prt] [prep] [noun] | 1822 |
|
| 2 | [is] [verb] [adv prt] [prep] [noun] | 1238 |
|
| 3 | [is] [v-ing] [adv] [prep] [noun] | 571 |
|
| 4 | [is] [v-ing] [adv prt] [prep] [noun] | 414 |
|
