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