diff --git a/src/main/fragment/mos6502-common/pvom1=qvom1_derefidx_vbuyy.asm b/src/main/fragment/mos6502-common/pvom1=qvom1_derefidx_vbuyy.asm
new file mode 100644
index 000000000..0da1e40e7
--- /dev/null
+++ b/src/main/fragment/mos6502-common/pvom1=qvom1_derefidx_vbuyy.asm
@@ -0,0 +1,9 @@
+lda {m1}
+sta $fe
+lda {m1}+1
+sta $ff
+lda ($fe),y
+sta {m1}
+iny
+lda ($fe),y
+sta {m1}+1
\ No newline at end of file
diff --git a/src/main/fragment/mos6502-common/vbsaa=vbuaa_band_pbsc1_derefidx_vbuxx.asm b/src/main/fragment/mos6502-common/vbsaa=vbuaa_band_pbsc1_derefidx_vbuxx.asm
new file mode 100644
index 000000000..479c7f47b
--- /dev/null
+++ b/src/main/fragment/mos6502-common/vbsaa=vbuaa_band_pbsc1_derefidx_vbuxx.asm
@@ -0,0 +1 @@
+and {c1},x
\ No newline at end of file
diff --git a/src/main/fragment/mos6502-common/vwsm1=vbsaa_minus_vbsm2.asm b/src/main/fragment/mos6502-common/vwsm1=vbsaa_minus_vbsm2.asm
new file mode 100644
index 000000000..1cbe2ee9e
--- /dev/null
+++ b/src/main/fragment/mos6502-common/vwsm1=vbsaa_minus_vbsm2.asm
@@ -0,0 +1,5 @@
+sec
+sbc {m2}
+sta {m1}
+lda #0
+sta {m1}+1
\ No newline at end of file