Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dan trinh java snippets" » "dan tinh java snippets", "van trinh java snippets", "hanh trinh java snippets"
"ngu java java slippers" » "ngu va java slippers", "ngu java java slippery", "ngu java java grippers"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("ngu java java slippers") or ("dan trinh java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ngu java java slippers") OR ("dan trinh java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( ngu java java slippers ) or ( dan trinh java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ngu java java slippers") or ("dan trinh java snippets"))) or ("locating bugs code snippets"))*.