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