Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java slippers" » "python using data slippers", "python using java slippery", "python using java grippers"
"hoc phan ba snippets" » "hoc dan ba snippets", "hoc pho ba snippets", "hoc phan bo snippets", "hoc phan dau snippets", "hoc phan lap 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: (((("hoc phan ba snippets") or ("python using java slippers"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc phan ba snippets") OR ("python using java slippers"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( hoc phan ba snippets ) or ( python using java slippers ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc phan ba snippets") or ("python using java slippers"))) or ("locating bugs code snippets"))*.