Perhaps you should try some spelling variations:
"nham using java snippets" » "nham ung java snippets", "nham using data snippets"
"dang java java slippers" » "dang va java slippers", "dang java java slippery", "dang java java grippers"
"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: (((("dang java java slippers") or ("nham using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang java java slippers") OR ("nham using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang java java slippers ) or ( nham using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang java java slippers") or ("nham using java snippets"))) or ("locating bug code snippets"))*.