Perhaps you should try some spelling variations:
information documents » information documentation, information agents, information requirements
documents current » documents document, documents clare, ligaments current
current detection » current directions, coherent detection, content detection
methods line » methods linda, methods blind, methods links
method lamp » method clamp, methods lamp, method lai

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

• Performing a fuzzy search may retrieve terms with similar spellings: information documents current detection ((((methods line) or (method lamp))) or (methods linear))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: information documents current detection ((((methods line) OR (method lamp))) OR (methods linear)).
• Adding a wildcard symbol may retrieve word variants: information documents current detection ((((methods line) or (method lamp))) or (methods linear))*.