Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mot vung mo snippets" » "mot tuong mo snippets", "o vung mo snippets", "hoa vung mo snippets", "mot vung moc snippets", "mot dung mo snippets", "mot vung o 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: (((("mot vung mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mot vung mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mot vung mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mot vung mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.