Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phi le manh slippers" » "phi le minh slippers", "phi le anh slippers", "phi le thanh slippers", "thi le manh slippers", "phi ly manh slippers", "phi le manh slippery", "phi le manh 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: (((("phi le manh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phi le manh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phi le manh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phi le manh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.