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