Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"from oc van snippets" » "from oecd van snippets", "from oxa van snippets", "from hoc van snippets", "from luoc van snippets", "from quoc van snippets", "from oc van slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("from oc van snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("from oc van snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( from oc van snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("from oc van snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.