It is possible that an underground formations that occasionally cause appearances of listed phenomena (Cropmarks, Soilmarks or Frostmarks), indeed, sometimes partly may contribute on the emergence of some patterns (some parts of the patterns can arise with their contribution).
Ni Possible Hiyo formations chini ya ardhi Occasionally Hiyo sababu waliotajwa mechi ya matukio (Cropmarks, Soilmarks au Frostmarks), kwa hakika, wakati mwingine sehemu Kuchangia juu ya kuibuka kwa mifumo baadhi (baadhi ya sehemu ya mifumo unaweza Simama kwa mchango wao).