a-a a-i a-z aaa aai aao aaw aaz ai- aia aii aio aiw aiz aoa aoi aoo aow aw- awa awi awo aww az- aza azi azo azw azz ia- iaa iai iao iaw iaz iia iii iio iiw io- ioa ioi ioo iow iwa iwi iwo iww iwz iza izi izo izz o-i oaa oai oao oaw oia oii oio oiz oo- ooa ooi ooo oow owa owi owo oww oza ozo ozw ozz waa wai wao waw waz wia wii wiz woa woi woo wow woz wwa wwi wwo www zaa zai zao zaz zia zio ziw ziz zo- zoa zoi zoo zow zzz