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