-ic a-a a-c a-i aaa aac aah aai aap aas aax aay ac- aca acc ach aci acp acs acx acy aha ahc ahh ahi ahp ahs ahx ahy ai- aia aic aih aii aip ais aix aiy ap- apa apc aph api app aps apx apy as- asa asc ash asi asp ass asx asy ax- axa axh axi axp axs axx ay- aya ayc ayh ayi ayp ays ayx c-- caa cac cah cai cap cas cax cay cca ccc cch cci ccp ccs ccx ch- cha chc chh chi chp chs chx chy ci- cia cic cih cii cip cis cix cpa cpc cph cpi cpp cps cpx csa csc csh csi csp css csx csy cxc cxh cxi cxp cxs cxx cya cyc cyp cys h-i haa hac hah hai hap has hax hay hca hcc hch hci hcp hcs hcy hha hhc hhh hhi hhp hhs hhy hia hic hih hii hip his hix hpa hpc hph hpi hpp hps hpy hsa hsc hsh hsi hsp hss hsx hsy hxc hy- hya hyc hyh hyi hyp hys hyy ia- iaa iac iah iai iap ias ica icc ich ici icp ics icy iha ihc ihh ihi ihp ihs ihy iia iic iih iii iip iis iix ipa ipc ipi ipp ips ipx ipy is- isa isc ish isi isp iss isy ixc ixi ixy iya iyc iys iyy p-p paa pac pah pai pap pas pax pay pca pcc pch pci pcp pcs pcx pha phc phi php phs phx phy pia pic pih pii pip pis pix ppa ppc pph ppi ppp pps ppx ps- psa psc psh psi psp pss psx psy pxc pxs py- pya pyc pys pyx saa sac sah sai sap sas sax say sca scc sch sci scp scs scx sh- sha shc shh shi shp shs shy sia sic sih sii sip sis six spa spc sph spi spp sps spx spy ss- ssa ssc ssh ssi ssp sss ssx sxc sxi sxs sy- sya syc syh syi syp sys syx xaa xac xap xas xch xci xcp xcx xhp xia xic xii xis xix xpa xpc xpp xps xsa xsc xsi xsp xss xxi xxp xxx xxy xyp xyy yaa yac yah yai yap yas yax yay yca ycc ych yci ycp ycs ycy yha yhc yhi yhs yih yii yip yis ypa yps ysa ysc ysi ysp yss ysy yxa yxy yyc yys yyy