Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pha den ca snippets" » "phja den ca snippets", "thai den ca snippets", "cham den ca snippets", "pha den cac snippets", "pha den cam snippets", "pha dien ca 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: (((("pha den ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("pha den ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pha den ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pha den ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.