For inserting some patches first look for what firmware exist and than flash your phone with that firmware,because patches don't make for every firmware.Like this one:
Code:
;K750 SW-R1CA021
;Change radiostation side button
;Switch radio presets by volume buttons
;Zmena predvoleb radia tlacitky telefonu (prepina predvolby misto hledani)
;"Volume +" - +1 station from the list
;"Volume -" - -1 station from the list
;(c) Joker XT
;(r) IronMaster
;(p) Adow
+44020000
258324: 65C21145 D14C1D45
25832c: C1C21145 D74C1D45
cb2f48: 552FCD44 E54C1D45
11b4cd0: FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF FFB5002101E0FFB50121064F386847F7
11b4ce0: FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF 25FEFFBDFFB55568024E3560024EB047
11b4cf0: FFFFFFFFFFFFFFFFFFFFFFFF FFBDFFFF9081034C552FCD44