Perhaps you should try some spelling variations:
sediment structure » sedimentary structures, document structure, argument structure
structure analysis » structural analysis
life segmental » liver segmental, large segmental, life mental
segmental dust » segmental post, segmental distal, segmental dome
life sediment » like sediments, slide sediment, lake sediment
dust analysis » cost analysis, test analysis, post 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: (( life sediment structure analysis ) OR ( life segmental dust analysis ))*.