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