Perhaps you should try some spelling variations:
sediment structure » sedimentary structures, document structure, argument structure
structure analysis » structural analysis
about analysis » layout analysis, about analytics, about analytic
line sediment » fine sediment, fine sediments, urine sediment
segment about » regiment about, ferment about, sentiment about
life segment » line segment, five segment, pipe segment

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: (( line sediment structure analysis ) OR ( life segment about analysis )).
• Adding a wildcard symbol may retrieve word variants: (( line sediment structure analysis ) or ( life segment about analysis ))*.