Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoi dan mo snippets" » "hoa dan mo snippets", "hoc dan mo snippets", "hoi dap mo snippets", "hoi dan mon snippets", "hoi dan so snippets", "hoi fan mo 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: (((("hoi dan mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoi dan mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoi dan mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoi dan mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.