No | Pattern | Freq | Relations |
---|---|---|---|
1 | have been [v-ing] for years | 79 | |
2 | [vb base] been [v-ing] for years | 36 | |
3 | have been [v-ing] for years | 25 | |
4 | [vb past] been [v-ing] for years | 19 | |
5 | [vb -s] been [v-ing] for years | 18 | |
6 | had been [v-ing] for years | 18 | |
7 | 've been [v-ing] for years | 11 | |
8 | has been [v-ing] for years | 10 | |
9 | [verb] been trying for years | 9 | |
10 | 's been [v-ing] for years | 8 |