No | Pattern | Freq | Relations |
---|---|---|---|
1 | [pers pn] [be] difficult for them [to-vb] | 15 | |
2 | [pers pn] be difficult for them [to-vb] | 15 | |
3 | it [be] difficult for them [to-vb] | 15 | |
4 | [pers pn] is difficult for them [to-vb] | 12 | |
5 | [pers pn] [is] difficult for them [to-vb] | 12 |