Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"long va doi snippets" » "luong va doi snippets", "long van doi snippets", "blong va doi snippets", "long va dai snippets", "long va doc snippets", "long va do 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: (((("long va doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("long va doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( long va doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("long va doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.