Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dung luat code snippets" » "dung luan code snippets", "dung quat code snippets", "dung cua code snippets", "dung luat cong snippets", "dung luat de snippets"
"hang java java slippers" » "hang va java slippers", "hang java java slippery", "hang java java grippers"

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: (((("dung luat code snippets") or ("hang java java slippers"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung luat code snippets") OR ("hang java java slippers"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dung luat code snippets ) or ( hang java java slippers ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung luat code snippets") or ("hang java java slippers"))) or ("locating bugs code snippets"))*.