Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"trong su doi snippets" » "trong su code snippets", "trong san doi snippets", "trong thu doi snippets", "trong qua doi snippets", "trong sua doi snippets", "trong su dai snippets", "trong tu 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: (((("trong su 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: (((("trong su doi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( trong su doi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong su doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.