SN4 ""

No	Pattern	Freq
1	[noun] now but	80
2	[adj] now but	59
3	[noun sg] now but	55
4	[pron] now but	44
5	[adv] now but	43
6	[adj] now but	41
7	[verb] now but	40
8	[pers pn] now but	37
9	[adv] now but	33
10	it now but	27
11	it now but	27
12	[noun pl] now but	21
13	[be] now but	17
14	be now but	17
15	[prep] now but	17
16	[prep] now but	17
17	[vb pp] now but	13
18	do now but	12
19	[det] now but	11
20	[v-ing] now but	10
21	by now but	9
22	by now but	9
23	[adv prt] now but	8
24	[is] now but	7
25	[vb infin] now but	7
26	[conj] now but	7
27	is now but	7
28	[indef pn] now but	6
29	[was/were] now but	6
30	right now but	6