Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nang ho ca snippets" » "nang hoc ca snippets", "nang co ca snippets", "tang ho ca snippets", "nang tho ca snippets", "nang cho ca snippets", "nang ho cua 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: (((("nang ho 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: (((("nang ho ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nang ho ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nang ho ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.