Perhaps you should try some spelling variations:
structured microarray » structure microarray, directed microarray
structures microarray » structure microarray, studies microarray, structures array
programmers progress » programmes progress, programme progress, program progress
java programmers » java programming, java programs, _ programmers

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "java programmers progress ((structures microarray) OR (structured microarray)) chips~".
• Adding a wildcard symbol may retrieve word variants: java programmers progress ((structures microarray) OR (structured microarray)) chips*.