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