Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"dan dat cho snippets" » "dung dat cho snippets", "dong dat cho snippets", "dinh dat cho snippets", "dan dac cho snippets", "dan day cho snippets", "dan dan cho 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: (((("dan dat cho snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan dat cho snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dan dat cho snippets ) or ( python using java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan dat cho snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.