SN4 ""

No	Pattern	Freq
1	[noun] but they have [adv]	26
2	[noun sg] but they have [adv]	12
3	[noun pl] but they have [adv]	11
4	[adj] but they have [adv]	5
5	but [conj] they have [adv]	17
6	but [subord] they have [adv]	15
7	but because they have [adv]	7
8	but because they have [adv]	7
9	but [adv] they have [adv]	6
10	but [adv] they have [adv]	6
11	but if they have [adv]	5
12	but if they have [adv]	5
13	but they have [verb] [adv]	51
14	but they have [vb pp] [adv]	50
15	but they have [adv] [adv]	34
16	but they have [not/n't] [adv]	21
17	but they have not [adv]	21
18	but they have [be] [adv]	17
19	but they have been [adv]	17
20	but they have [been] [adv]	17
21	but they have be [adv]	17
22	but they have [adv] [adv]	13
23	but they have get [adv]	11
24	but they have n't [adv]	11
25	but they have got [adv]	11
26	but they have not [adv]	10
27	but they have [prep] [adv]	5
28	but they have [prep] [adv]	5
29	but they have [pron] [adv]	5
30	but they have [art] [adv]	5