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