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