SN4 ""

No	Pattern	Freq
1	[noun] that had be	1109
2	[noun] that had been	1109
3	[noun sg] that had be	692
4	[noun pl] that had be	383
5	thing that had be	20
6	[noun prp] that had be	19
7	[n mass] that had be	15
8	question that had be	15
9	things that had be	12
10	question that had be	11
11	house that had be	9
12	change that had be	8
13	body that had be	8
14	idea that had be	8
15	thing that had be	8
16	house that had be	7
17	work that had be	7
18	car that had be	7
19	film that had be	7
20	work that had be	7
21	letter that had be	6
22	way that had be	6
23	ideas that had be	6
24	changes that had be	6
25	food that had be	6
26	way that had be	6
27	book that had be	6
28	world that had be	6
29	word that had be	6
30	area that had be	6