Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi ngoc tk slippers" » "thi ngoc tu slippers", "thi ngoc tan slippers", "thi ngoc thu slippers", "thi ngoc tk slippery", "thi ngoc tk 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 ngoc tk 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 ngoc tk slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi ngoc tk slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi ngoc tk slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.