diff --git a/src/main/fragment/vbuaa=vbuaa_band_vduz1.asm b/src/main/fragment/vbuaa=vbuaa_band_vduz1.asm
new file mode 100644
index 000000000..13049d52b
--- /dev/null
+++ b/src/main/fragment/vbuaa=vbuaa_band_vduz1.asm
@@ -0,0 +1 @@
+and {z1}
\ No newline at end of file
diff --git a/src/main/fragment/vbuaa=vbuaa_band_vwuz1.asm b/src/main/fragment/vbuaa=vbuaa_band_vwuz1.asm
new file mode 100644
index 000000000..13049d52b
--- /dev/null
+++ b/src/main/fragment/vbuaa=vbuaa_band_vwuz1.asm
@@ -0,0 +1 @@
+and {z1}
\ No newline at end of file
diff --git a/src/main/fragment/vbuaa=vbuaa_bor_vduz1.asm b/src/main/fragment/vbuaa=vbuaa_bor_vduz1.asm
new file mode 100644
index 000000000..b884d11c4
--- /dev/null
+++ b/src/main/fragment/vbuaa=vbuaa_bor_vduz1.asm
@@ -0,0 +1 @@
+ora {z1}
diff --git a/src/main/fragment/vbuaa=vbuaa_bor_vwuz1.asm b/src/main/fragment/vbuaa=vbuaa_bor_vwuz1.asm
new file mode 100644
index 000000000..b884d11c4
--- /dev/null
+++ b/src/main/fragment/vbuaa=vbuaa_bor_vwuz1.asm
@@ -0,0 +1 @@
+ora {z1}
diff --git a/src/main/fragment/vduz1=vduz2_ror_0.asm b/src/main/fragment/vduz1=vduz2_ror_0.asm
new file mode 100644
index 000000000..ee6556447
--- /dev/null
+++ b/src/main/fragment/vduz1=vduz2_ror_0.asm
@@ -0,0 +1,8 @@
+lda {z2}
+sta {z1}
+lda {z2}+1
+sta {z1}+1
+lda {z2}+2
+sta {z1}+2
+lda {z2}+3
+sta {z1}+3