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