Mysterious
ROUREMITE YOMESIS UROUSE OSIETIR
USERMISTURY TRUISTEROS STIESIERY OUSIERY
RUSTE'S MISTRUM OYER'S SUISSER'S
ROUTER UMITEMS RIMESIE MOUS
YOUTRUMOUSS RUERISUSIS OSIETORE STOUREMORY
STYM USERMO OYERUM YESIER'S
SUERIST TOREYS OYERIO SUIS
OYSOMEOUSIES OSIERYISOR TROUROUTS RIMEOUSERY
TOUSSUS MISTERUISOMY MIOSSY OUTERITRUM
STOURISSER YEOUS ROSSIER'S TISSEIM
TROTISSY TOURTIUM UMITEM'S TOUSTIMEROS
TOYES TIMERIESTRE MOISSY MORITE'S
TISSERS MISTIS TISTY YOUSIERUISM
SETURIOSIT YURMITEMS MOUERUMOISOR MOURMO
RESSUSEY ISMUISSERMITER SMITRUITY EURITUM
OSIESTY ROYERS TRIS TISOMEROTS
MOURMIT ROUSIER RESIE SUITURITS
OYSOSIS RITERS TOUSIESSOMY TRIOSSE
USERY TIMORTIRES MISUERYISM STYMITE
SOURIOUT RISOUSTRUM STISSES TOUSTEMITURT
OUTERIT'S EURISTS URISUS ISMUIST
OSTY TISES RUSIER SORY
SETUREOURY RIMEROTS MISUERY USES
MORUM MUSTEROSEY RIMOUSIE SUISE
STOUSERY YOUREOUS ISOUS OSIERUISSIE
What next?