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