SN4 ""

No	Pattern	Freq
1	[adv] if [pers pn] [verb] [det]	322
2	[adv] if [pers pn] [vb base] [det]	228
3	[adv] if you [verb] [det]	148
4	[adv] if [pers pn] [verb] that	90
5	so if [pers pn] [verb] [det]	77
6	[adv] if [pers pn] have [det]	63
7	[adv] if [pers pn] [vb past] [det]	62
8	[adv] if we [verb] [det]	61
9	even if [pers pn] [verb] [det]	59
10	[adv] if [pers pn] [verb] any	56
11	[adv] if [pers pn] [verb] this	44
12	[adv] if i [verb] [det]	42
13	[adv] if [pers pn] have [det]	40
14	well if [pers pn] [verb] [det]	39
15	[adv] if [pers pn] [verb] some	35
16	[adv] if [pers pn] do [det]	31
17	[adv] if [pers pn] [vb -s] [det]	31
18	[adv] if they [verb] [det]	29
19	now if [pers pn] [verb] [det]	25
20	[adv] if [pers pn] do [det]	22
21	[adv] if it [verb] [det]	20
22	[adv] if [pers pn] had [det]	18
23	[adv] if [pers pn] want [det]	18
24	[adv] if [pers pn] get [det]	16
25	[adv] if [pers pn] want [det]	16
26	[adv] if [pers pn] [verb] more	16
27	[adv] if [pers pn] take [det]	16
28	[adv] if [pers pn] [verb] all	16
29	only if [pers pn] [verb] [det]	15
30	[adv] if he [verb] [det]	15