Perhaps you should try some spelling variations:
random patterns » random pattern (Expand search), and patterns (Expand search), banding patterns (Expand search)
coder decoder » encoder decoder (Expand search), video decoder (Expand search)
python random » python and (Expand search), within random (Expand search), python usando (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pytm python (Expand search)
in pitons » in pigeons (Expand search), in picos (Expand search), _ pitons (Expand search)

You may be able to get more results by adjusting your search query.

• Removing quotes may allow a broader search: (( coder decoder python random patterns ) OR ( in pitons python python programming ))~.