Perhaps you should try some spelling variations:
"life salient features analysis" » "life salient feature analysis", "life patient features analysis", "life silent features analysis", "life solvent features analysis"
"life salient measures analysis" » "life salient measurement analysis", "life resilient measures analysis", "life gradient measures analysis", "life ancient measures analysis", "life patient measures analysis", "life silent measures analysis", "life solvent measures analysis"
"pipe segment content analysis" » "pipe segment sentiment analysis", "pipe segment component analysis", "pipe segment element analysis", "pipe cement content analysis", "pipe pigment content analysis", "pipe segment concept analysis", "pipe segments content analysis", "line segment content analysis", "five segment content analysis"

Try widening your search to All Fields.

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("life salient features analysis") OR ("life salient measures analysis"))) OR ("pipe segment content analysis")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"life salient features analysis\") OR (\"life salient measures analysis\"))) or (\"pipe segment content analysis\"))".
• Removing quotes may allow a broader search: (((( life salient features analysis ) OR ( life salient measures analysis ))) or ( pipe segment content analysis )).
• Adding a wildcard symbol may retrieve word variants: (((("life salient features analysis") OR ("life salient measures analysis"))) or ("pipe segment content analysis"))*.