Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tac can che snippets" » "tac van che snippets", "tac quan che snippets", "tac vang che snippets", "tac han che snippets", "tac cac che snippets", "tac can chi 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: (((("tac can che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tac can che snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tac can che snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tac can che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.