-th h-i hhh hhi hhk hho hhr hhs hht hih hii hik hio hir his hit hkh hki hkk hko hkr hks hkt hoh hoi hok hoo hor hos hot hr- hrh hri hrk hro hrr hrs hrt hsh hsi hsk hsr hss hst hth hti htk hto htr hts htt ihh ihi ihk iho ihr ihs iht iih iii iio iir iis iit iki ikk iko ikr iks ikt io- ioh ioi ioo ior ios iot ir- iri irk iro irr irs irt is- ish isi isk iso isr iss ist ith iti itk ito its itt k-t khh khi khk kho khr khs kih kii kik kio kir kis kit kkh kki kkk kkr kks kkt koh koi kok koo kor kos kot kri krk kro krr krs krt ksh ksi ksk kso ksr kss kst kth ktk kto ktr kts ktt o-i ohh ohi oho ohr ohs oht oii oik oio oir ois oit oki okk oko okr oks oo- ooh ooi ook ooo oor oos oot or- orh ori ork oro orr ors ort os- osh osi osk oso osr oss ost ot- oth oti otk oto otr ots ott rh- rhh rhi rho rhr rhs rht rih rii rik rio rir ris rit rkk rko rks rkt roh roi rok roo ror ros rot rrh rri rrk rrr rrs rrt rsh rsi rsk rso rsr rss rst rti rtk rto rtr rts rtt sh- shh shi shk sho shr shs sht sih sii sik sio sir sis sit sk- skh ski skk sko skr sks skt soh soi sok soo sor sos sot sr- srh sri srk sro srr srs srt ss- ssh ssi ssk sso ssr sss sst sth sti stk sto str sts stt th- thh thi thk tho thr ths tht tih tii tik tio tir tis tit tkk tko tkr tks tkt to- toh toi tok too tor tos tot trh tri trk tro trr trs trt tsh tsi tsk tso tsr tss tst tth tti ttk tto ttr tts ttt