Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"quoc ly he snippets" » "duoc ly he snippets", "luoc ly he snippets", "quoc ky he snippets", "quoc ly ha snippets", "quoc ly ke snippets", "quoc ly ve 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: (((("quoc ly 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: (((("quoc ly he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( quoc ly he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quoc ly he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.