eeee eery eheh eher ehre eiei eier eipr eire eiry epee eper eph- ephi epi- epie epip eppp eppy eprp erei erer erie erih erpe erre erye eyer eyey eyir eype eyre eyry eyyr h-ii heep heer hehe heie heih heir hepe hepi hepp here heri herp herr hery heye heyh heyr hhhh hhip hiei hier hihe hihi hiie hipe hipp hire hiri hppe hree hrip hrpp hyer hyhe hyp- hype hyph hypy hyre ieie iere ieri ihep iher ihre iiie iiii iper iphr ipie ippr ippy ipri iree irer iri- irie irip iriy irpe irre irri iyer iyre peep peer pehe pehr peip peir pepe pepi per- pere perh peri perp perr pery peyr phe- phey phi- phip phrr piep pier piip pipe pipi pipp pipy pire piri pirr piry piye pper pphi ppie ppih pppp ppye pre- pree prep prey pri- prie prii prri pyep pype pypy pyr- pyre pyri pyry reep rehe rehi reii reir repe repi repp repr repy rere reri rery reye rhee rhye riep rier ripe ripi ripp ripr rire riri rpii rrrr ryeh ryip rype yeep yeer yehe yehr yeie yeii yeir yepe yepp yere yeri yerr yery yeye yeyi yeyr yher yipe yire yirr ypir yyyy