Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pha san den snippets" » "phi san den snippets", "phu san den snippets", "nha san den snippets", "pha ban den snippets", "pha dan den snippets", "pha van den 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 san den 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 san den snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pha san den snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pha san den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.