Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong ve mon snippets" » "cong ve code snippets", "cuong ve mon snippets", "cong va mon snippets", "long ve mon snippets", "cong ve moi snippets", "cong ve mot snippets", "cong me mon 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: (((("cong ve mon snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong ve mon snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cong ve mon snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong ve mon snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.