MUTT (1.5.12) Patterns: by Sven Guckes
 mutt-limit-patterns at guckes dot net
 http://www.guckes.net/mutt/limit_patterns.txt
======================
summary of pattern letters:
alpha: abcdefghijklmnopqrstuvwxyz
taken: -bcdefghi-klmn-p-rstuv-xyz
avail: a--------j----o-q-----w---
ALPHA: ABCDEFGHIJKLMNOPQRSTUVWXYZ
taken: ABCDEFGH---L-NOPQRSTUV-X--
still available:  ajoqw IJKMWYZ
non-alpha: =$
======================
    ~A          all messages
N   ~N          new messages
O   ~O          old messages
-   ~R         read messages
    ~U       unread messages ~N | ~O
-   ~v       hidden messages (within collapsed thread)
S   ~V     verified messages
    ~U       unread messages
=   ~=    duplicate messages
    ~$ unreferenced messages
======================
flags:
d   (no extra pattern)
D   ~D to-be-Deleted
!   ~F flagged (!)
s   ~g si(g)ned
P   ~G encrypted (PGP/GPG)
K   ~k contains key
r   ~Q replied
======================
    ~E expired    messages
    ~S superseded messages
    ~T tagged     messages
======================
with EXPRessions:
~b EXPR   body
~B EXPR   body+head
~h EXPR   in header
~H EXPR   in header - spam matching EXPR
---
~e EXPR   Sender:
~x EXPR   References:
~y EXPR   X-Label:
---
~L EXPR   originated or received by EXPR
======================
special header lines:
~f ADDR   From: ADDR
~c ADDR   Cc:   ADDR
~C ADDR   Cc:   ADDR | To: ADDR
~t ADDR   To:   ADDR
.
~l ADDR   Cc:   ADDR lists added with "lists"
~u ADDR   Cc:   ADDR lists added with "subscribe"
---
~i ID     Message-ID: ID
~s SUBJ   Subject: SUBJ
======================
min-max stuff:
~d [MIN]-[MAX]  date-sent
~r [MIN]-[MAX]  date-received
---
~m [MIN]-[MAX]  current index number
~n [MIN]-[MAX]  number score
~z [MIN]-[MAX]  siZe in bytes
~X [MIN]-[MAX]  #attachments
======================
according to $alternates:
~p privately to   me
~P privately from myself