Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhat ly do snippets" » "nhat ky do snippets", "nhat le do snippets", "nha ly do snippets", "nhat ly dao snippets", "nhat ly doi snippets", "nhat ly du 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: (((("nhat ly do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhat ly do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhat ly do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhat ly do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.