Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pha den ve snippets" » "phja den ve snippets", "thai den ve snippets", "cham den ve snippets", "pha dien ve snippets", "pha dan ve snippets", "pha den va 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 ve 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 ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pha den ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pha den ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.