Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cha xe con snippets" » "chua xe con snippets", "cha me con snippets", "cho xe con snippets", "cha xe co snippets", "cha le con 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: (((("cha xe con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cha xe con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cha xe con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cha xe con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.