Perhaps you should try some spelling variations:
"element tree algorithms" » "element three algorithms" (Expand Search), "element art algorithms" (Expand Search), "element two algorithms" (Expand Search), "element ree algorithms" (Expand Search), "element te algorithms" (Expand Search), "element ore algorithms" (Expand Search)
"data using algorithm" » "data using algorithms" (Expand Search), "data routing algorithm" (Expand Search), "data fusion algorithm" (Expand Search)
"movement data algorithm" » "movement data algorithms" (Expand Search), "movement update algorithm" (Expand Search), "movement atlas algorithm" (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: (((("movement data algorithm") OR ("element tree algorithms"))) OR ("data using algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"movement data algorithm\") OR (\"element tree algorithms\"))) OR (\"data using algorithm\"))".
• Removing quotes may allow a broader search: (((( movement data algorithm ) OR ( element tree algorithms ))) OR ( data using algorithm )).
• Adding a wildcard symbol may retrieve word variants: (((("movement data algorithm") OR ("element tree algorithms"))) OR ("data using algorithm"))*.