Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khung lon ve snippets" » "khung long ve snippets", "khung mon ve snippets", "khung luan ve snippets", "khung lon va snippets", "khung lon vi 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: (((("khung lon ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khung lon ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khung lon ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khung lon ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.