Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhat ly ca snippets" » "nhat ky ca snippets", "nhat le ca snippets", "nha ly ca snippets", "nhat ly va snippets", "nhat ly co snippets", "nhat ly ha 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 ca 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 ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhat ly ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhat ly ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.