Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khac benh he snippets" » "kham benh he snippets", "khang benh he snippets", "phau benh he snippets", "khac benh heo snippets", "khac benh ve snippets", "khac benh theo 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: (((("khac benh he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khac benh he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khac benh he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khac benh he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.