Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong tam li slippers" » "dong tai li slippers", "dong nam li slippers", "don tam li slippers", "dong tam li slippery", "dong tam li 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 tam li 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 tam li slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong tam li slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong tam li slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.