==== VARIATION: query={ a: /sometext/ }, sort={}, proj={}
rea|||fc
==== VARIATION: query={ a: /sometext/ }, sort={}, proj={}
rea|||fc
==== VARIATION: query={ a: /sometext/s }, sort={}, proj={}
rea/s/|||fc
==== VARIATION: query={ a: /sometext/ms }, sort={}, proj={}
rea/ms/|||fc
==== VARIATION: query={ a: /sometext/im }, sort={}, proj={}
rea/im/|||fc
==== VARIATION: query={ a: /sometext/mi }, sort={}, proj={}
rea/im/|||fc
==== VARIATION: query={ a: /abc/mi }, sort={}, proj={}
rea/im/|||fc
==== VARIATION: query={ a: /efg/mi }, sort={}, proj={}
rea/im/|||fc
==== VARIATION: query={ a: //ms }, sort={}, proj={}
rea/ms/|||fc
==== VARIATION: query={ a: /___/ms }, sort={}, proj={}
rea/ms/|||fc
==== VARIATION: query={ a: { $regex: "abc", $options: "imxsu" } }, sort={}, proj={}
rea/imsx/|||fc
==== VARIATION: query={ a: /abc/im }, sort={}, proj={}
rea/im/|||fc
