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