Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"day bang cho snippets" » "dau bang cho snippets", "day ban cho snippets", "day nang cho snippets", "day sang cho snippets", "day hang cho snippets", "day tang cho snippets"
"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: (((("day bang cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("day bang cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( day bang cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("day bang cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.