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