彼処[asoko] there (place physically distant from both speaker and listener)
其処[soko] there (place relatively near listener)
其処いら[sokoira] that area
其処ら[sokora] everywhere
其れ処か[soredokoroka] on the contrary

何処其処[dokosoko] such-and-such a place
何処でも[dokodemo] anywhere
データ処理[deetashori] data processing
仮処分[karishobun] temporary measures
何処か[dokoka] somewhere

に於いて[nioite] in
に於ける[niokeru] in
於多福[otafuku] homely woman (esp. one with a small low nose, high flat forehead, and bulging cheeks)
於いて[oite] at
於ける[okeru] in

於戯[aa] Ah!
正義の名に於て[seiginonanioite] in the name of justice
己所不欲勿施於人[onorenohossezarutokorohitonihodokosukotonakare] don't do unto others what you would not have done unto you
此処に於て[kokonioite] now
於かれましては[okaremashiteha] in respect of

此方[kochira] this way (direction close to the speaker or towards the speaker)
此方[konata] this way
此間[konaida] the other day
此の間[konokan] the other day
此の頃[konokoro] recently

此度[konotabi] this occasion
此の辺[konohen] this area
此から[korekara] after this
此れまで[koremade] hitherto
此等[korera] these