Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuoc chat co snippets" » "duoc chat co snippets", "cuoc chay co snippets", "cuoc phat co snippets", "cuoc thuat co snippets", "cuoc chat cua snippets", "cuoc chat deo snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("cuoc chat co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuoc chat co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuoc chat co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuoc chat co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.