Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tac du can snippets" » "tac dau can snippets", "cac du can snippets", "tac da can snippets", "tac duy can snippets", "tac su can snippets", "tac tu can 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 du can 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 du can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tac du can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tac du can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.