Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"python using java snippets" » "python using data snippets", "python using java slippers"
"zheng de ma snippets" » "zheng xie ma snippets", "khong de ma snippets", "zheng ni ma snippets", "zheng de mat snippets", "zheng te ma snippets", "zheng de la snippets", "zheng de ma slippers"

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: (((("zheng de ma snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("zheng de ma snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( zheng de ma snippets ) or ( python using java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("zheng de ma snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.