Perhaps you should try some spelling variations:
ladder programming » linear programming (Expand search), and programming (Expand search), based programming (Expand search)
decoder codec » decoder codecs (Expand search), decoder model (Expand search), decoder models (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
from ladder » from laser (Expand search), from layer (Expand search), from leader (Expand search)
codec from » code from (Expand search), codes from (Expand search), codon from (Expand search)

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

• Removing quotes may allow a broader search: (( decoder codec from ladder programming ) OR ( api python python python programming ))~.