Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets"
"day doc cham snippets" » "day toc cham snippets", "day doc chat snippets", "day moc cham snippets", "day hoc cham snippets", "dat doc cham snippets", "duy doc cham snippets"
"locating bug code snippets" » "locating bug core snippets", "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using java code snippets") or ("day doc cham snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("day doc cham snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( day doc cham snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("day doc cham snippets"))) or ("locating bug code snippets"))*.