Perhaps you should try some spelling variations:
"pipe segment features analysis" » "pipe segment feature analysis", "pipe segment measures analysis", "pipe salient features analysis", "pipe moment features analysis", "pipe recent features analysis", "pipe segments features analysis", "line segment features analysis", "five segment features analysis"
"pipe element features analysis" » "pipe element feature analysis", "pipe element measures analysis", "pipe elementary features analysis", "pipe relevant features analysis", "pipe emergent features analysis", "pipe elements features analysis", "scope element features analysis", "shape element features analysis"
"life segment content analysis" » "life segment sentiment analysis", "life segment component analysis", "life segment element analysis", "life cement content analysis", "life pigment content analysis", "life segment concept analysis", "line segment content analysis", "five segment content analysis", "size segment content analysis"

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: (((("pipe segment features analysis") OR ("pipe element features analysis"))) OR ("life segment content analysis"))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"pipe segment features analysis\") OR (\"pipe element features analysis\"))) or (\"life segment content analysis\"))*".
• Removing quotes may allow a broader search: (((( pipe segment features analysis ) OR ( pipe element features analysis ))) or ( life segment content analysis ))*.