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