No | Pattern | Freq | Relations |
---|---|---|---|
1 | had be [verb] at | 699 | |
2 | had be working [prep] | 156 | |
3 | had be [v-ing] at | 148 | |
4 | [verb] be working at | 41 | |
5 | have be working at | 41 | |
6 | [vb past] be working at | 20 | |
7 | had be work at | 19 | |
8 | had [be] working at | 18 |