How to implement the same Series of groups in eachart

for example, in the following figure
City one
the first three and the last three are separated by intervals

Feb.23,2022
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-64f5-1bf2cd1-14368.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1bf2cd1-14368.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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