SN4 ""

No	Pattern	Freq
1	have be [verb] at	2083
2	have been [verb] at	2082
3	have be [vb pp] at	1631
4	had be [verb] at	699
5	has be [verb] at	529
6	have be [v-ing] at	446
7	have be [verb] at	424
8	have be [verb] at	171
9	have be look at	156
10	have be looking at	135
11	've be [verb] at	79
12	to have be [verb] at	65
13	have be make at	61
14	have be made at	59
15	'd be [verb] at	48
16	have be find at	45
17	have be work at	45
18	have be found at	45
19	have be working at	41
20	have be hold at	36
21	have be held at	36
22	having be [verb] at	34
23	's be [verb] at	33
24	have be arrive at	31
25	have be set at	29
26	have be estimate at	29
27	have be set at	29
28	have be estimated at	29
29	have be arrived at	28
30	have be educate at	25