Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luoc va con snippets" » "nuoc va con snippets", "duoc va con snippets", "loc va con snippets", "luoc va cong snippets", "luoc va co 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: (((("luoc va con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luoc va con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luoc va con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luoc va con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.