Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"son la dong snippets" » "son lao dong snippets", "son lam dong snippets", "son lai dong snippets", "song la dong snippets", "soan la dong 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: (((("son la dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("son la dong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( son la dong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("son la dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.