a-a a-i a-t aaa aad aai aan aap aas aat ad- ada add adi adn adp ads adt ai- aia aid aii ain aip ais ait an- ana and ani ann anp ans ant ap- apa apd api apn app aps apt as- asa asd asi asn asp ass ast at- ata atd ati atn atp ats att daa dad dai dan dap das dat dda ddd ddi ddn ddp dds ddt di- dia did dii din dip dis dit dna dnd dni dnn dnp dns dnt dpa dpd dpi dpn dpp dps dpt dsa dsd dsi dsn dsp dss dst dta dtd dti dtn dtp dts dtt i-d ia- iaa iad iai ian iap ias iat ida idd idi idn idp ids idt iia iid iii iin iip iis iit in- ina ind ini inn inp ins int ipa ipd ipi ipn ipp ips ipt is- isa isd isi isn isp iss ist ita itd iti itn itp its itt n-i naa nad nai nan nap nas nat nda ndd ndi ndn ndp nds ndt nia nid nii nin nip nis nit nna nni nnn nnp nns nnt npa npd npi npn npp nps npt nsa nsd nsi nsn nsp nss nst nta ntd nti ntn ntp nts ntt p-p paa pad pai pan pap pas pat pda pdd pdi pdn pdp pds pdt pia pid pii pin pip pis pit pn- pna pnd pni pnn pnp pns pnt ppa ppd ppi ppn ppp pps ppt ps- psa psd psi psn psp pss pst pt- pta ptd pti ptn ptp pts ptt saa sad sai san sap sas sat sda sdd sdi sdn sdp sds sdt sia sid sii sin sip sis sit sna snd sni snn snp sns snt spa spd spi spn spp sps spt ss- ssa ssd ssi ssn ssp sss sst sta std sti stn stp sts stt taa tad tai tan tap tas tat tda tdd tdi tdn tdp tds tdt tia tid tii tin tip tis tit tna tnd tni tnn tnp tns tnt tpa tpd tpi tpn tpp tps tpt tsa tsd tsi tsn tsp tss tst tta ttd tti ttn ttp tts ttt