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