help acbot-words3 (continued from `help acbot-words2')

You may specify multiple criteria as follows:

c1 c2           Both c1 and c2 must be satisfied
c1 | c2         Either c1 or c2 must be satisfied
!c1             c1 must not be satisfied
c1 | (c2 c3)    Either c1, or both c2 and c3 together, must be satisfied

Examples:
  w /q !/u                  words with Q but not U
  w /q !/qu                 words with Q but not QU
  w >jx | >jz               words containing either JX or JZ
  w (/wear$ | /wear$) /k    words ending WEAR or WARE, containing K too
  w 7 !/[etaonrisd]         7lws that don't contain any of ETAONRISD

See also: acbot acbot-words1 acbot-words2 acbot-words4