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