Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong thi ra slippers" » "duong thi ra slippers", "dang thi ra slippers", "dong tai ra slippers", "dong thi ha slippers", "dong thi ba slippers", "dong thi tran slippers", "dong thi ra slippery", "dong thi ra 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 thi ra 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 thi ra slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong thi ra slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong thi ra slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.