Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hat qua cham snippets" » "hat qua hai snippets", "hat qua cac snippets", "hat va cham snippets", "hat quan cham snippets", "nhat qua cham snippets", "hai qua 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 qua 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 qua cham snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hat qua cham snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hat qua cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.