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