Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"from bat moi snippets" » "from vat moi snippets", "from data moi snippets", "from fast moi snippets", "from ban moi snippets", "from bat loi 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: (((("from bat moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("from bat moi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( from bat moi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("from bat moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.