SN4 ""

No	Pattern	Freq
1	[adj] [noun sg] that have been	418
2	[adj] [noun sg] that has been	222
3	[adj] [noun sg] that had been	159
4	[adj] [noun sg] that 's been	29
5	[adj] work that have been	13
6	old [noun sg] that have been	9
7	important [noun sg] that have been	8
8	[adj] [noun sg] that have been	8
9	other [noun sg] that have been	8
10	new [noun sg] that have been	7
11	[adj] progress that have been	7
12	small [noun sg] that have been	6
13	[adj] thing that have been	6
14	only [noun sg] that have been	6
15	good [noun sg] that have been	5
16	social [noun sg] that have been	5