Point 211 in MODALITY is defined as:
‘must not have been’ (especially with ‘easy’).
A check in iWeb with an extra wild card *:
1 MUST NOT HAVE BEEN CONVICTED 214
C2 vocabulary convicted
2 MUST NOT HAVE BEEN PREVIOUSLY 140
3 MUST NOT HAVE BEEN A 113
4 MUST NOT HAVE BEEN USED 99
5 MUST NOT HAVE BEEN PUBLISHED 60
6 MUST NOT HAVE BEEN TOO 54
7 MUST NOT HAVE BEEN VERY 45
8 MUST NOT HAVE BEEN THE 44
9 MUST NOT HAVE BEEN WORN 38
10 MUST NOT HAVE BEEN IN 35
11 MUST NOT HAVE BEEN PAYING 34
12 MUST NOT HAVE BEEN THAT 33
13 MUST NOT HAVE BEEN AN 31
14 MUST NOT HAVE BEEN EASY 29
15 MUST NOT HAVE BEEN CLEAR 27
16 MUST NOT HAVE BEEN AS 25
17 MUST NOT HAVE BEEN ON 24
18 MUST NOT HAVE BEEN TO 23
19 MUST NOT HAVE BEEN REMOVED 19
20 MUST NOT HAVE BEEN MODIFIED 18