Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bam van cho snippets" » "nam van cho snippets", "dam van cho snippets", "ban van cho snippets", "bam van chi snippets", "bam san cho snippets", "bam van chat 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: (((("bam van cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bam van cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bam van cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bam van cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.