Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"may nha cac snippets" » "mai nha cac snippets", "mat nha cac snippets", "may nhe cac snippets", "may nha cao snippets", "may nha bac 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: (((("may nha cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("may nha cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( may nha cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("may nha cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.