Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"choi hoi cau snippets" » "choi voi cau snippets", "hoi hoi cau snippets", "chuoi thoi cau snippets", "choi hoi chu snippets", "choi hoc cau snippets", "choi hoa 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: (((("choi 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: (((("choi hoi cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( choi hoi cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("choi hoi cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.