Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luoc va can snippets" » "nuoc va can snippets", "duoc va can snippets", "loc va can snippets", "luoc va chan snippets", "luoc va cac snippets", "luoc va cao 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: (((("luoc va can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luoc va can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luoc va can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luoc va can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.