Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lan nu doi snippets" » "lan wu doi snippets", "van nu doi snippets", "lang nui doi snippets", "lan neu doi snippets", "lan tu doi snippets", "lan nu doc 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: (((("lan nu doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lan nu doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lan nu doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lan nu doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.