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