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