Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van bon doi snippets" » "van bon code snippets", "van ban doi snippets", "van dong doi snippets", "van cong doi snippets", "van bo doi snippets", "van uon doi snippets", "van bien 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: (((("van bon 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: (((("van bon doi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( van bon doi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van bon doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.