serifs serirs serius serre- serres serri- serris seruse sessei sesser sesses sessue seurre seurri sierre sierse sieurs sifrei siiiii siress siriri sirise sirius sirree sirris sirsir sisers sisisi sisses siuier srises sssfrs sufers suffer suffes suffie suisei suisse sureis surfer surfie sursee surses sursie suseri susses susure susurr uresis urisee urries uruffe uruses userer usiris ussess ussies ussuri usurei usurer usures

effuser effuses effusus essiree essises essisus euseius ferrere ferrers ferrier ferries ferrure fie-fie fierier fissure fresses frisee friseur frisius frisure fseries fuisse furfies furiiru furrier furries furrure fussers fussier irefuse issuers isuerre re-fuse re-user re-uses reefers referee referer referse refires refries refuiss refuser refuses reifier reifies reissue rerefer rerises reseise resurse reusers riffier ruffers ruffieu seeress seesees seferis seisure seiurus seriers seriese seriesi serries sesuri sfissef sirrees sissier sissies sssssss suffers suffise suffuse suiriri surfers surfier surfies surfuse sursese sursies sursise userfee usurers usuress usurier usuries

e-i-e-i- e-series effusers fee-fees ferriere ferrurie fissures freeseer fressies friseurs furfures furifuff furifuri furriers i-ii-iii re-fuses re-users referees referers referree referrer refusers reifiers reiserfs reissuer reissues rerefers rerefief reseiser resuffer rierreef s-series seissure siruseri sufferer suffuses suresure sussurus susurrus userfees usersfee

eerieerie ferreries free-fire issisisis referrers reissuers rere-fief rerefiefs seeresses serrieres serrurier serusier sissifies sufferers sure-fire usersfees usuresses

ferrieres freesurfer riessersee sueisissue susurruses

refuserefuse suisseissues

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