Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tri thi dan slippers" » "tri tai dan slippers", "tai thi dan slippers", "thi thi dan slippers", "tri thi doan slippers", "tri thi lan slippers", "tri thi dai slippers", "tri thi dan slippery", "tri thi dan 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: (((("tri thi dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tri thi dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tri thi dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tri thi dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.