Perhaps you should try some spelling variations:
"hang java java snippets" » "hang va java snippets"
"using lc cac snippets" » "using c cac snippets", "using l cac snippets", "using low cac snippets", "using li cac snippets", "using ly cac snippets", "using luoc cac snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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 lc cac snippets") or ("hang java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using lc cac snippets") OR ("hang java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using lc cac snippets ) or ( hang java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using lc cac snippets") or ("hang java java snippets"))) or ("locating bug code snippets"))*.