SN4 ""

No	Pattern	Freq
1	[noun sg] have been [vb pp] at	450
2	[noun sg] has been [verb] at	282
3	[noun sg] had been [verb] at	180
4	[noun sg] have been [v-ing] at	60
5	[noun sg] have been [verb] at	31
6	[noun sg] have been made at	26
7	[noun sg] have been make at	26
8	[noun sg] have been set at	17
9	[noun sg] have been set at	17
10	[noun sg] have been look at	16
11	[noun sg] have been looking at	14
12	[noun sg] have been arrive at	14
13	[noun sg] have been held at	13
14	[noun sg] have been estimated at	13
15	[noun sg] have been estimate at	13
16	[noun sg] have been hold at	13
17	[noun sg] have been arrived at	12
18	[noun sg] have been found at	11
19	[noun sg] have been find at	11
20	[noun sg] have been directed at	10
21	[noun sg] have been built at	10
22	[noun sg] have been direct at	10
23	[noun sg] have been build at	10
24	[noun sg] have been buy at	9
25	work have been [verb] at	8
26	[noun sg] have been bought at	8
27	[noun sg] have been achieve at	8
28	[noun sg] have been achieved at	8
29	[noun sg] have been discussed at	7
30	[noun sg] have been reached at	7