Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kho tre tue snippets" » "khoe tre tue snippets", "khoa tre tue snippets", "cho tre tue snippets", "kho tri tue snippets", "kho tre tu snippets", "kho tre tuyen 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: (((("kho tre tue snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kho tre tue snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kho tre tue snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kho tre tue snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.