Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang ly cong snippets" » "dang y cong snippets", "dang ky cong snippets", "hang ly cong snippets", "dang li cong snippets", "dang le cong 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: (((("dang ly cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang ly cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang ly cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang ly cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.