I've never read "Perfect Buddy" so not sure how similar to that they are, but these are all office GLs:
https://www.mangago.me/read-manga/trembling_as_i_escape_from_you/
https://www.mangago.me/read-manga/my_boss_she_plotted_against_me/
https://www.mangago.me/read-manga/every_woman_has_a_hidden_side/
https://www.mangago.me/read-manga/maki_senpai_is_afraid_of_harassment/
https://www.mangago.me/read-manga/kono_koi_ittan_mochikaerasete_itadakimasu/
https://www.mangago.me/read-manga/contract_worker_and_career_woman/
https://www.mangago.me/read-manga/curves_of_her_and_me/
https://www.mangago.me/read-manga/my_ex_girlfriend_became_my_boss/
https://www.mangago.me/read-manga/summer_trend/
https://www.mangago.me/read-manga/watashi_to_kanojo_no_kawaii_koi_no_hajime_kata/
https://www.mangago.me/read-manga/gap_pink_theory/
https://www.mangago.me/read-manga/love_my_boss_wife/
https://www.mangago.me/read-manga/chaser_game_w/
https://www.mangago.me/read-manga/anata_mitai_ni/
https://www.mangago.me/read-manga/teiji_ni_agaretara/
https://www.mangago.me/read-manga/the_marriage_partner_of_my_dreams_turned_out_to_be_my_female_junior_at_work/
https://www.mangago.me/read-manga/crescent_moon_and_doughnuts/
https://www.mangago.me/read-manga/ayaka_chan_wa_hiroko_senpai_wo_otoshitai/
https://www.mangago.me/read-manga/still_sick/
https://www.mangago.me/read-manga/love_only_the_body/
https://www.mangago.me/read-manga/program_me/
https://www.mangago.me/read-manga/ebisu_san_and_hotei_san/
https://www.mangago.me/read-manga/she_becomes_a_tree/
https://www.mangago.me/read-manga/straight_girl_trap/
https://www.mangago.me/read-manga/would_you_could_you/
https://www.mangago.me/read-manga/request_to_leave/
https://www.mangago.me/read-manga/the_one_i_yearn_for/
https://www.mangago.me/read-manga/hitogoto_desukara/
https://www.mangago.me/read-manga/gentle_flutters/
https://www.mangago.me/read-manga/what_does_the_fox_say/
hiii can anyone recommend office GL/yuris? something similar to perfect buddy but GL version.