Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"lan van con snippets" » "lan van code snippets", "luan van con snippets", "lang van con snippets", "tan van con snippets", "lan van cong snippets", "lan van bon snippets", "lan van co 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: (((("lan van 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: (((("lan van con snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( lan van con snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lan van con snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.