Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dung java java slippers" » "dung va java slippers", "dung java java slippery", "dung java java grippers"
"van dinh lua snippets" » "van minh lua snippets", "van dich lua snippets", "va dinh lua snippets", "van dinh cua snippets", "van dinh luc snippets", "van dinh xuan 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: (((("van dinh lua 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 lua snippets") OR ("dung java java slippers"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( van dinh lua snippets ) or ( dung java java slippers ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van dinh lua snippets") or ("dung java java slippers"))) or ("locating bugs code snippets"))*.