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"
"qua dan dat snippets" » "qua danh dat snippets", "qua ban dat snippets", "cua dan dat snippets", "qua dung dat snippets", "qua dong dat snippets", "qua dinh dat 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: (((("qua dan dat snippets") or ("python using java slippers"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("qua dan dat snippets") OR ("python using java slippers"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( qua dan dat snippets ) or ( python using java slippers ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("qua dan dat snippets") or ("python using java slippers"))) or ("locating bugs code snippets"))*.