Perhaps you should try some spelling variations:
sedimentary structures » secondary structures
structures analysis » structure analysis, structural analysis, structural analyses
life sedimentary » lake sedimentary, marine sedimentary, scale sedimentary
cases analysis » case analysis, gases analysis, bases analysis
segment cases » segment case, segment biases, segment based
line segment » line segments

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 sedimentary structures analysis ) OR ( line segment cases analysis )).
• Adding a wildcard symbol may retrieve word variants: (( life sedimentary structures analysis ) or ( line segment cases analysis ))*.