#ptk

What does "ptk" mean?
picture_to_keep, pictur_to_keep, Patrys_taki_kochany, PhiThettaKappa, picture_to_kep, pandora_travel_kz, pictures_to_keep, PurposeTourKrakow, pictuer_to_keep, PhiThetaKappa, pic_to_keep, PrestoTastyKitchen, PuTaK, Picture_To_Keep, Picture_to_Keep, PancakeTheKitten, pegas_touristik_krasnodar, PemberontakTanpaKASTA, Pekanbaru_Teluk_Kuantan, PodyumTenisKulübü, PhiThetaKapa, PlacTrzechKrzyzy, PrestonThunderKatz, PlaceToKiss, PilsenTescoKinker, PovedaTriKids, pictures_to_keeps, PettingTheKitty, picure_to_keep, PipTheKitten

ptk- flowers 64985 ptk- sky 26559 ptk-k 1293 ptk- japan 47035 ptk- bnw 7262 ptk- pets 9672 ptk- macro 11712 ptk- food 8528 ptk- love 6410 ptk- minimal 8875 ptk- people 7130 ptk-ai 1701 ptk- night 9200 ptk- nature 19048 ptk- architecture 9560 ptk- vehicles 6385 ptk- lebanon 3336 ptk-olshop 4566 ptk-freeongkir 4558 ptk- art 1763 ptk- sensual 2348 ptk- pairs 2949 ptk- selfy 3079 ptk-nerdnation 1799 ptk- edit 1520 ptk-girl 1121 ptk-os 555 ptk-k7 507 ptk-wm 391 ptk- france ch01 779 ptk- weekly 812 ptk-hi 313 ptk- flowers poppy 1123 ptk-freeong 979 ptk- streetview 889 ptk- geometry 828 ptk- flowers sun 975 ptk- flower 733 ptk-guy 502 ptk-pst 448 ptk-801 444 ptk- flowers members 903 ptk- pairs fpf 654 ptk-freong 407 ptk- arch 2 474 ptk- minimal blue 741 ptk- mml invite 446 ptk- animals 431 ptk- nature followtheline 503 ptk- sunset 416 ptk- nature pathway 668 ptk-olshopmurah 364 ptk- colors 352 ptk- selfie 349