Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dac ban chan snippets" » "dac dan chan snippets", "dac ban than snippets", "dac ban nhan snippets", "cac ban chan snippets", "dac san chan snippets", "duc ban chan snippets"
"locating bug code snippets" » "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: (((("dac ban chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dac ban chan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dac ban chan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dac ban chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.