SN4 ""

No	Pattern	Freq
1	[conj] it is difficult to imagine	17
2	[coord] it is difficult to imagine	9
3	but it is difficult to imagine	6
4	but it is difficult to imagine	6
5	[subord] it is difficult to imagine	5
6	it is [adv] difficult to imagine	21
7	it is [not/n't] difficult to imagine	17
8	it is not difficult to imagine	17
9	it is not difficult to imagine	17
10	it is difficult to imagine [art]	21
11	it is difficult to imagine [art]	21
12	it is difficult to imagine a	15
13	it is difficult to imagine that	14
14	it is difficult to imagine [that]	14
15	it is difficult to imagine a	14
16	it is difficult to imagine [conj]	14
17	it is difficult to imagine that	14
18	it is difficult to imagine [adv]	13
19	it is difficult to imagine [Wh adv]	12
20	it is difficult to imagine how	11
21	it is difficult to imagine [pron]	11
22	it is difficult to imagine how	11
23	it is difficult to imagine [adj]	11
24	it is difficult to imagine [det]	10
25	it is difficult to imagine the	6
26	it is difficult to imagine the	6
27	it is difficult to imagine [indef pn]	5