iii iin iio iip iir iit iki ikk iko ikr ikt in- ini ink inn ino inp inr int io- ioi ion ioo iop ior iot ipi ipn ipo ipp ipr ipt ir- iri irk irn iro irp irr irt iti itk itn ito itp itt k-t kii kik kin kio kip kir kit kki kkk kkn kkp kkr kkt kn- kni knk knn kno knp knr knt koi kok kon koo kop kor kot kpi kpk kpn kpo kpp kpr kpt kri krk krn kro krp krr krt ktk ktn kto ktp ktr ktt n-i nii nik nin nio nip nir nit nki nkk nkn nko nkp nkr nkt nni nnk nnn nno nnp nnt no- noi nok non noo nop nor not npi npn npo npp npr npt nri nrk nrn nro nrp nrr nrt nti ntk ntn nto ntp ntr ntt o-i oii oik oin oio oip oir oit oki okk oko okp okr on- oni onk onn ono onp onr ont oo- ooi ook oon ooo oop oor oot op- opi opk opn opo opp opr opt or- ori ork orn oro orp orr ort ot- oti otk otn oto otp otr ott p-p pii pik pin pio pip pir pit pki pkn pko pkp pkr pkt pn- pni pnk pnn pno pnp pnr pnt poi pok pon poo pop por pot ppi ppk ppn ppo ppp ppr ppt pri prk prn pro prp prr prt pt- pti ptk ptn pto ptp ptr ptt rii rik rin rio rip rir rit rkk rko rkp rkt rni rnn rno rnp rnr rnt roi rok ron roo rop ror rot rpi rpk rpn rpo rpp rpr rpt rri rrk rrn rrp rrr rrt rti rtk rtn rto rtp rtr rtt tii tik tin tio tip tir tit tkk tko tkp tkr tkt tni tnk tnn tno tnp tnr tnt to- toi tok ton too top tor tot tpi tpk tpn tpo tpp tpr tpt tri trk trn tro trp trr trt tti ttk ttn tto ttp ttr ttt