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