Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang do so snippets" » "nang doc so snippets", "dung doi so snippets", "dang duc so snippets", "dang do son snippets", "dang co so snippets", "dang do bo 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: (((("dang do so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang do so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang do so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang do so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.