81            ,childGroups :: Bool                -- Whether unQ has any PGroups -- patternToQ use only
419                              , childGroups = childGroups qFront || childGroups qEnd  function
429                          ,tagged=False,childGroups=False,wants=WantsEither
434                          ,tagged=False,childGroups=False,wants=WantsQNFA
439                                  ,tagged=False,childGroups=False,wants=WantsQT
457            let needUniqTags = childGroups ans
458 …    let needTags = varies ans || childGroups ans -- childGroups detects that "abc|a(b)c" needs tags
488                        , childGroups = any childGroups qs  function
498                needsOrbit = varies q && childGroups q
517                       , childGroups = childGroups q  function
571                           , childGroups = True  function