Perhaps you should try some spelling variations:
"implement routine algorithm" » "implement cosine algorithm" (Expand Search)
"movement data algorithm" » "movement jaya algorithm" (Expand Search), "movement deer algorithm" (Expand Search)
"relevant pfos algorithm" » "relevant plos algorithm" (Expand Search), "relevant pros algorithm" (Expand Search), "relevant pfas algorithm" (Expand Search)

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("relevant pfos algorithm") OR ("movement data algorithm"))) OR ("implement routine algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"relevant pfos algorithm\") OR (\"movement data algorithm\"))) OR (\"implement routine algorithm\"))".
• Removing quotes may allow a broader search: (((( relevant pfos algorithm ) OR ( movement data algorithm ))) OR ( implement routine algorithm )).
• Adding a wildcard symbol may retrieve word variants: (((("relevant pfos algorithm") OR ("movement data algorithm"))) OR ("implement routine algorithm"))*.