Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gian va ton snippets" » "gian van ton snippets", "gian ve ton snippets", "gian ha ton snippets", "gian va toan snippets", "gian va tong snippets", "gian va tin 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: (((("gian va ton snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gian va ton snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gian va ton snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gian va ton snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.