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