Perhaps you should try some spelling variations:
duration pattern » migration patterns (Expand search), population pattern (Expand search), radiation pattern (Expand search)
pattern decrease » faster decrease (Expand search), litter decrease (Expand search), protein decrease (Expand search)
code duration » fade duration (Expand search), code mutation (Expand search), code modulation (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
code code » code cdc (Expand search)

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

• Removing quotes may allow a broader search: (( code code duration pattern decrease ) OR ( api python python python programming ))~.