Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tran long ve snippets" » "tran hong ve snippets", "tran cong ve snippets", "tram long ve snippets", "tran luong va snippets", "tran duong ve 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: (((("tran long ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tran long ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tran long ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tran long ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.