| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] [prep] a long time | 34 |
|
| 2 | be [v-ing] [prep] [art] long time | 34 |
|
| 3 | [be] [v-ing] [prep] a long time | 34 |
|
| 4 | [be] [v-ing] [prep] [art] long time | 34 |
|
| 5 | [be] [v-ing] [prep] [art] long time | 32 |
|
| 6 | [be] [v-ing] for [art] long time | 31 |
|
| 7 | been [v-ing] [prep] [art] long time | 26 |
|
| 8 | [been] [v-ing] [prep] [art] long time | 26 |
|
