Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dong cho cap snippets" » "dong cho code snippets", "dung cho cap snippets", "dong co cap snippets", "dong hoc cap snippets", "dong cho cac snippets", "dong cao cap snippets", "dong cho can 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: (((("dong cho cap snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong cho cap snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dong cho cap snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong cho cap snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.