| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] for [num] years | 114 |
|
| 2 | [be] [v-ing] [pron] for [num] | 45 |
|
| 3 | [be] [v-ing] [pron] for years | 32 |
|
| 4 | [v-ing] [pron] for [num] years | 22 |
|
| 5 | [be] [v-ing] [pron] [num] years | 5 |
|
