Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi trat tu slippers" » "doi tat tu slippers", "doi tram tu slippers", "hoi trac tu slippers", "doi tran tu slippers", "doi thuat tu slippers", "doi trat tu slippery", "doi trat tu grippers"
"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: (((("doi trat tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doi trat tu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doi trat tu slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi trat tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.