Perhaps you should try some spelling variations:
"coder coder modelagem linear programming" » "coder coder modelo linear programming" (Expand search), "coder code modelagem linear programming" (Expand search), "coder lider modelagem linear programming" (Expand search), "coder cor modelagem linear programming" (Expand search), "coder decoder modelagem linear programming" (Expand search), "code code modelagem linear programming" (Expand search), "decoder codec modelagem linear programming" (Expand search)
"via python python python programming" » "via pythons python python programming" (Expand search), "via piton python python programming" (Expand search), "via pitons python python programming" (Expand search), "in python python python programming" (Expand search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder coder modelagem linear programming") OR ("via python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder modelagem linear programming\") OR (\"via python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder modelagem linear programming ) OR ( via python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder modelagem linear programming") OR ("via python python python programming"))*.