#iü

What does "iü" mean?
ig_urbex, igw_urban, infinity_urban, ig_underground, intheUSA, ILoveUMom, ig_udog, ig_ua, IcanfinallyshhhtfckUp, igers_uk, ig_umbria, InstaUAE, ig_uk, insta_ukraina, ig_ulice, InstaUpload, ImperterritaUtopia, InkedUp, instamamru_ulsk, ic_urbex, insta_ukraine, instaUAE, ig_usa, igers_utp, instagram_underdogs, instamama_ua, IloveU, inkedUp, InstaUdaipur, infinity_undercore

iu 559114 iup 92887 iui 28251 iut 31044 iub 29487 iug 23835 ius 14865 iurd 109294 iur 7915 iubb 90087 iunfollowback 51308 iukl 22402 iupi 23368 iulm 14783 iugh 15099 iupui 45881 iusefilm 109546 iuav 13100 iubi 12476 iuuu 13180 iuna 8172 iubire 30088 iuta 10741 iusedtobefat 38445 iuic 8571 iucn 7314 iubesc 15337 iunderstand 23898 iuday 6716 iubireamea 10576 iutirla 10419 iubirea 9584 iubita 6443 iusedtobecute 13017 iü-hf 7917 i❤u 27102 i♥u 10898 iuim 1488 iubloomington 7924 i❤️u 29355 iusedtobecool 7309 iusa13 2465 iusedthathashtagironicalltplzdonthatemethanks 1425 iuţa 562 iurun 901 iudm2013 1036 iuonly 1355 iufever 1143 iustago 1107 iudm12 1228 iumor 742 iuskyporn 941