Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phi thi vao slippers" » "phi tai vao slippers", "chi thi vao slippers", "phi phi vao slippers", "phi thi van slippers", "phi thi hao slippers", "phi thi bao slippers", "phi thi vao slippery", "phi thi vao 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 thi vao 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 thi vao slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phi thi vao slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phi thi vao slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.