| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] be [adv] difficult | 74 |
|
| 2 | [v-ing] [prep] be [adv] difficult | 35 |
|
| 3 | going [prep] be [adv] difficult | 33 |
|
| 4 | go [prep] be [adv] difficult | 33 |
|
| 5 | [vb pp] [prep] be [adv] difficult | 17 |
|
| 6 | prove [prep] be [adv] difficult | 10 |
|
| 7 | [vb infin] [prep] be [adv] difficult | 10 |
|
| 8 | [adj] [prep] be [adv] difficult | 8 |
|
| 9 | [adj] [prep] be [adv] difficult | 8 |
|
| 10 | [vb -s] [prep] be [adv] difficult | 7 |
|
| 11 | [adv] [prep] be [adv] difficult | 6 |
|
| 12 | likely [prep] be [adv] difficult | 6 |
|
| 13 | likely [prep] be [adv] difficult | 6 |
|
| 14 | considered [prep] be [adv] difficult | 5 |
|
| 15 | consider [prep] be [adv] difficult | 5 |
|
| 16 | [adv prt] [prep] be [adv] difficult | 5 |
|
| 17 | out [prep] be [adv] difficult | 5 |
|
| 18 | out [prep] be [adv] difficult | 5 |
|
| 19 | [prep] be [art] [adv] difficult | 23 |
|
| 20 | [prep] be [art] [adv] difficult | 23 |
|
| 21 | [prep] be the [adv] difficult | 14 |
|
| 22 | [prep] be the [adv] difficult | 14 |
|
| 23 | [prep] be [adv] [adv] difficult | 9 |
|
| 24 | [prep] be a [adv] difficult | 9 |
|
| 25 | [prep] be [adv] [adv] difficult | 8 |
|
| 26 | [prep] be a [adv] difficult | 5 |
|
| 27 | [prep] be [adv] [adv] difficult | 8 |
|
| 28 | [prep] be [adv] [adv] difficult | 8 |
|
| 29 | [prep] be [adv] more difficult | 5 |
|
| 30 | [prep] be [adv] more difficult | 5 |
|
