SN4 ""

No	Pattern	Freq
1	[pron] used to [be] the	93
2	[pers pn] used to [be] the	50
3	[noun] used to [be] the	42
4	[Wh det] used to [be] the	35
5	it used to [be] the	29
6	it used to [be] the	29
7	what used to [be] the	27
8	what used to [be] the	27
9	[noun sg] used to [be] the	22
10	[conj] used to [be] the	16
11	[noun prp] used to [be] the	12
12	that used to [be] the	8
13	that used to [be] the	8
14	which used to [be] the	8
15	which used to [be] the	8
16	they used to [be] the	8
17	[that] used to [be] the	8
18	he used to [be] the	7
19	[adj] used to [be] the	7
20	they used to [be] the	7
21	[subord] used to [be] the	7
22	he used to [be] the	7
23	[det] used to [be] the	6
24	there used to [be] the	6
25	[adv] used to [be] the	6
26	[noun pl] used to [be] the	6
27	[ex0] used to [be] the	6
28	[adv] used to [be] the	6
29	there used to [be] the	6
30	i used to [be] the	5