SN4 ""

No	Pattern	Freq
1	[noun] although it is [verb]	6
2	[conj] although it is [verb]	6
3	although it is [adj] [verb]	138
4	although it is [adj] [verb]	135
5	although it is [adv] [verb]	89
6	although it is [adv] [verb]	63
7	although it is possible [verb]	32
8	although it is possible [verb]	32
9	although it is difficult [verb]	30
10	although it is difficult [verb]	30
11	although it is not [verb]	26
12	although it is not [verb]	26
13	although it is [not/n't] [verb]	26
14	although it is hard [verb]	10
15	although it is impossible [verb]	10
16	although it is hard [verb]	10
17	although it is impossible [verb]	10
18	although it is easy [verb]	9
19	although it is tempting [verb]	8
20	although it is now [verb]	8
21	although it is now [verb]	8
22	although it is tempting [verb]	8
23	although it is often [verb]	7
24	although it is easy [verb]	7
25	although it is often [verb]	7
26	although it is [verb] [verb]	7
27	although it is generally [verb]	6
28	although it is sometimes [verb]	6
29	although it is generally [verb]	6
30	although it is sometimes [verb]	6