SN4 ""

No	Pattern	Freq
1	[prep] what used to be	86
2	[prep] what used to be	86
3	of what used to be	28
4	of what used to be	28
5	in what used to be	26
6	in what used to be	26
7	[verb] what used to be	15
8	[conj] what used to be	9
9	to what used to be	7
10	[coord] what used to be	7
11	to what used to be	7
12	on what used to be	6
13	[be] what used to be	6
14	be what used to be	6
15	on what used to be	6
16	and what used to be	5
17	and what used to be	5
18	[v-ing] what used to be	5
19	[is] what used to be	5
20	what [pron] used to be	59
21	what [pers pn] used to be	58
22	what it used to be	30
23	what it used to be	30
24	what they used to be	19
25	what they used to be	19
26	what [noun] used to be	7
27	what used to be [vb pp]	49
28	what used to be [verb]	49
29	what used to be [art]	41
30	what used to be [art]	41