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