Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"don gan len snippets" » "don gian len snippets", "dong ngan len snippets", "dong ban len snippets", "don gan lien snippets", "don can len snippets", "don gian lan snippets", "don gan len slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("don gan len snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("don gan len snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( don gan len snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("don gan len snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.