Perhaps you should try some spelling variations:
"image using algorithms" » "image cosine algorithm" (Expand Search)
"element method algorithm" » "element mould algorithm" (Expand Search), "elements method algorithm" (Expand Search)
"data backing algorithm" » "data banking algorithm" (Expand Search), "data lacking algorithm" (Expand Search), "data packing algorithm" (Expand Search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"data backing algorithm\") OR (\"image using algorithms\"))) OR (\"element method algorithm\"))~".
• Removing quotes may allow a broader search: (((( data backing algorithm ) OR ( image using algorithms ))) OR ( element method algorithm ))~.
• Adding a wildcard symbol may retrieve word variants: (((("data backing algorithm") OR ("image using algorithms"))) OR ("element method algorithm"))*.