Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"hang java java slippers" » "hang va java slippers", "hang java java slippery", "hang java java grippers"
"dung doi robot snippets" » "dung voi robot snippets", "dung so robot snippets", "huong doi robot snippets", "dung tai robot snippets", "dung co robot 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: (((("hang java java slippers") or ("dung doi robot snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hang java java slippers") OR ("dung doi robot snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( hang java java slippers ) or ( dung doi robot snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hang java java slippers") or ("dung doi robot snippets"))) or ("locating bugs code snippets"))*.