Url regular expression

/s/(.+?)-(.+?)-(.+?)-(.+?)-(.+?)-(.+?)-(.+?)-(.+?)-(.+?)-(.+?)-(.+?)-(.+?).html$ /s/$1_$2_$3_$4_$5_$6_$7_$8_$9_$10_$11_$12.html permanent;

according to
imitated by Baidu, this does not jump,
modify, ask for advice ~
mainly want to change the pseudo-static rules of S page-replace _, want to change the old one into a new

.
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b34c63-2b6ba.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b34c63-2b6ba.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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