Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"hanh java java slippers" » "hanh va java slippers", "hanh java java slippery", "hanh java java grippers"
"van dinh java snippets" » "van trinh java snippets", "van dinh va snippets", "van minh java snippets", "van dich java snippets", "va dinh java 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: (((("hanh java java slippers") or ("van dinh java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh java java slippers") OR ("van dinh java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( hanh java java slippers ) or ( van dinh java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh java java slippers") or ("van dinh java snippets"))) or ("locating bugs code snippets"))*.