Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luan dat bon snippets" » "luat dat bon snippets", "luan dac bon snippets", "luan day bon snippets", "luan dat boi snippets", "luan dan bon snippets", "luan cat bond 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: (((("luan dat bon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luan dat bon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luan dat bon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luan dat bon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.