Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"linh thi hoa snippets" » "dinh thi hoa snippets", "linh chi hoa snippets", "linh phi hoa snippets", "linh thi hoan snippets", "linh thi ha snippets", "linh thi hong 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: (((("linh thi hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("linh thi hoa snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( linh thi hoa snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("linh thi hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.