Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tac phu can snippets" » "toc phu can snippets", "tac phi can snippets", "tai phu can snippets", "tac phu san snippets", "tac pho can snippets", "tac thu canh 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 phu 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 phu can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tac phu can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tac phu can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.